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

The roster should have the names and ages or dates of birth of the driver, any staff member and all children aboard, the letter states. — Grant Lancaster, Arkansas Online, 9 July 2026

Her hiring marks the first major creative addition to the project since Chu came aboard to direct. — Spin Staff, SPIN, 7 July 2026

Preposition

One person is dead and three others are missing after a boat with more than a dozen passengers aboard capsized and sank in San Francisco Bay near Alcatraz Island on Tuesday, according to local authorities. — Tristan Maglunog, ABC News, 15 July 2026

That itinerary is currently being booked for May 7-10, 2027 aboard the 312-guest Star Pride. — David Dickstein, Oc Register, 15 July 2026

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