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

Microsoft, BlackRock and others first announced the initiative in September, and now Nvidia is coming aboard alongside Elon Musk’s AI company, xAI. —Paulina Likos,morgan Chittum,jeff Marks, CNBC, 19 Mar. 2025

Once aboard, Wilmore and Williams were greeted by Expedition 71's seven-member crew. —Julian Dossett, Space.com, 18 Mar. 2025

Preposition

For die-hard enthusiasts, add a stop at The Kentucky Artisan Distillery to taste Jefferson’s Bourbon, where co-founder Trey Zoeller is known for his experimental approach to aging and blending bourbon (including the ocean series, which is aged aboard ships that sail the world’s oceans). —Nicole Kliest, Vogue, 20 Mar. 2025

Before long, Glackens was aboard the French steamer Rochambeau with a draft for $20,000. —Blake Gopnik, Newsweek, 19 Mar. 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