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

Trump departed Turkey aboard one of the older Boeing VC-25As that have carried presidents for 3½ decades. — Michelle L. Price, Los Angeles Times, 8 July 2026

Seven astronauts who are part of Expedition 74 are living and working aboard the International Space Station. — Eric Lagatta, USA Today, 7 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