\ ə-ˈbȯrd \

Definition of aboard

 (Entry 1 of 2)

1 : alongside
2a : on, onto, or within a vehicle (such as a car or ship)
b : in or into a group, association, or organization her second promotion since coming aboard
3 baseball : on base



Definition of aboard (Entry 2 of 2)

: on, onto, within go aboard ship aboard a plane

Examples of aboard in a Sentence

Recent Examples on the Web: Adverb or adjective

In addition to the Seabed Constructor's crew of about 60 people, the crew was joined during the two-month search for the San Juan by three officers of the Argentine Navy and four family members of the sub's crew, who were aboard to observe. Sean Gallagher, Ars Technica, "Doomed Argentine sub found a year after its disappearance," 19 Nov. 2018 The incident, which happened around 8 p.m., caused delays for the roughly 100 riders who were aboard. Dana Hedgpeth, Washington Post, "Person struck and killed by Amtrak train Wednesday evening," 12 July 2018 The cockpit voice recorder from Lion Air Flight 610 has been found by Indonesian authorities, not far from where the doomed Boeing 737 Max 8 plunged into the ocean killing all 189 people aboard. Sam Blum, Popular Mechanics, "Authorities Find Cockpit Voice Recorder of Crashed Lion Air Flight 610," 14 Jan. 2019 With Haloti Ngata aboard and Michael Bennett a dynamic interior player on passing downs, the Eagles can survive their fifth-year stud’s absence. Andy Benoit, SI.com, "Witten Retires, Matt Ryan Gets Rich(er), and Kickoffs Might Not Stick Around," 4 May 2018 Mosquito came adjacent on the port side with 200 men jumping aboard. Richard Kurin, Smithsonian, "A Hundred-Year-Old Handmade American Flag Flies Home… to Scotland," 30 Apr. 2018 In 2015, the group claimed responsibility for a bomb attack that brought down a Russian passenger-jet over Sinai, killing all 224 people aboard. Amira El-fekki, WSJ, "Bomb Attack Near Egypt’s Pyramids Kills Four, Injures 12," 28 Dec. 2018 The ship had 629 migrants aboard, hailing from 26 different countries in Africa, and included 123 minors, 11 small children and seven pregnant women. Gaia Pianigiani, BostonGlobe.com, "Italy’s new populist government turns away ship with 600 migrants aboard," 11 June 2018 The ship had 629 migrants aboard, hailing from 26 countries in Africa, and included 123 minors, 11 small children and seven pregnant women. Gaia Pianigiani, New York Times, "Italy’s New Populist Government Turns Away Ship With 600 Migrants Aboard," 11 June 2018

Recent Examples on the Web: Preposition

The probe will be aboard a United Launch Alliance Delta IV Heavy rocket, which is one of the largest rockets in the world. Brian Resnick, Vox, "Watch NASA launch the Parker Solar Probe toward the sun," 10 Aug. 2018 All four people aboard a light aircraft died Sunday after the plane crashed into a wooded area in Green County. Sarah Hauer, Milwaukee Journal Sentinel, "4 dead in fiery plane crash in Green County," 10 June 2018 In lieu of human company aboard the aircraft, patients would be connected to base through a remote monitoring system. Jack Stewart, WIRED, "Israel's Self-Flying 'Cormorant' Whisks Wounded Soldiers to Safety," 26 May 2018 All nine crew members aboard the plane Wednesday had helped with hurricane recovery efforts, Rivera said. Nicole Darrah, Fox News, "Military plane carrying 9 crashes near Georgia airport; no apparent survivors, officials say," 2 Oct. 2018 With the Kardashian crew complete, 34-year-old Khloe took to her Instagram stories to reveal that True was traveling in suitable style for the occasion, wrapped in fluffy blankets while aboard a private plane at just four months old. Lucy Wood, Marie Claire, "Khloe Kardashian and Tristan Thompson Are Taking Daughter True on a Family Vacation With Kris Jenner," 3 Sep. 2018 Previously: Fans of Post Malone are keeping their eyes on the skies on Tuesday after it was reported that the rapper was aboard a malfunctioning plane being forced to fly in circles to prepare for an emergency landing. Andrea Park, Teen Vogue, "Post Malone Is Reportedly on a Private Jet That's Preparing to Make an Emergency Landing," 21 Aug. 2018 The sign that hangs from the back of the bus reads: criminals and rapists aboard this bus. Sadia Hassan, Longreads, "Silence is a Lonely Country: A Prayer in Twelve Parts," 13 July 2018 But news junkies like us have grown numb to this willingness to climb aboard the Fake News train. Naperville Sun, "Letters to the Editor: Time for moderate views to take center stage, too many anti-Trump opinions in paper, more," 6 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aboard.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of aboard

Adverb or adjective

14th century, in the meaning defined at sense 1


15th century, in the meaning defined above

History and Etymology for aboard

Adverb or adjective

Middle English abord, probably in part borrowed from Middle French a bord, a bort "on board," in part from Middle English a- a- entry 1 + bord "board, side of a ship" — more at board entry 1


Middle English abord, derivative of abord aboard entry 1

Keep scrolling for more

Learn More about aboard

Dictionary Entries near aboard





ABO blood group



Statistics for aboard

Last Updated

17 Feb 2019

Look-up Popularity

Time Traveler for aboard

The first known use of aboard was in the 14th century

See more words from the same century

Keep scrolling for more

More Definitions for aboard



English Language Learners Definition of aboard

 (Entry 1 of 2)

: on, onto, or within a train, a ship, an airplane, etc.



English Language Learners Definition of aboard (Entry 2 of 2)

: on or into (a train, ship, etc.)


\ ə-ˈbȯrd \

Kids Definition of aboard

 (Entry 1 of 2)

: on, onto, or within a ship, train, bus, or airplane No one aboard was injured.



Kids Definition of aboard (Entry 2 of 2)

: on or into especially for passage Go aboard ship.

Keep scrolling for more

More from Merriam-Webster on aboard

Rhyming Dictionary: Words that rhyme with aboard

Spanish Central: Translation of aboard

Nglish: Translation of aboard for Spanish Speakers

Britannica English: Translation of aboard for Arabic Speakers

Comments on aboard

What made you want to look up aboard? Please tell us where you read or heard it (including the quote, if possible).


very full or close together

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!