aboard

1 of 2

adverb or adjective

ə-ˈbȯrd 

1

: alongside

2

a

: 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

aboard

2 of 2

preposition

: on, onto, within

go aboard ship

aboard a plane

Examples of aboard in a Sentence

Recent Examples on the Web

Adverb or adjective

Knapp came aboard in June 2024. —Jacob Feldman, Sportico.com, 6 Oct. 2025

Click or tap here to come aboard. —Jeff Suess, Cincinnati Enquirer, 5 Oct. 2025

Preposition

The first came in 2022, when scientists aboard a research vessel located Shackleton’s ship, Endurance, at the bottom of the Weddell Sea, nearly 107 years after it was crushed by ice off the coast of Antarctica. —Frederick Dreier, Outside, 7 Oct. 2025

Climb aboard Captain Duane Baker’s Flats Fly-Fishing Florida Keys tour, which gives you the chance to fly-fish in the Florida backcountry. —Teaghan Skulszki, Travel + Leisure, 7 Oct. 2025

Word History

Etymology

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

Preposition

Middle English abord, derivative of abord aboard entry 1

First Known Use

Adverb Or Adjective

14th century, in the meaning defined at sense 1

Preposition

15th century, in the meaning defined above

Rhymes for aboard

• abhorred
• accord
• adored
• afford
• award
• baseboard
• billboard
• blackboard
• boxboard
• breadboard
• broadsword
• buckboard

Kids Definition

aboard

1 of 2 adverb

ə-ˈbōrd 

-ˈbȯrd

: on, onto, or within a vehicle (as a car, ship, or airplane)

aboard

2 of 2 preposition

: on or into especially as a passenger

go aboard ship