American Dictionary

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Definition aboard in American English

aboard adverb, preposition

adverb, preposition
/əˈbɔrd/
1

in or on a ship, bus, train, or airplane

Example

It's time to get aboard.

Example

He traveled aboard the space shuttle Discovery.

Synonyms and related words
2

into an organization, group, company, etc.

Example

I'd like to welcome three new employees aboard.

Synonyms and related words
Definition aboard in American English