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

Right-hander Kyle Hurt escaped a jam in the sixth inning when the Braves put the first two runners aboard, while Will Klein, Brock Stewart and Tanner Scott each followed with a scoreless inning. —Doug Padilla, Oc Register, 9 May 2026

On April 28, a fourth passenger on the ship, a woman, developed symptoms and died aboard on May 2, marking the third death in the outbreak. —ArsTechnica, 8 May 2026

Preposition

Three people who were aboard the MV Hondius cruise ship are dead after an outbreak of the rare disease, according to the World Health Organization. —Allison Kiehl, Chicago Tribune, 9 May 2026

This is not the first time passengers aboard the Caribbean Princess have fallen ill to norovirus. —Milena Malaver, Miami Herald, 9 May 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