on board
/AA1 N B AO0 R D/adjective
- 1
On or in a means of transportation.
“Baby on board”
- 2
Joining in or participating.
“Is that new teammate properly on board yet?”
- 3
Agreeing or supporting.
“It’s a good idea, but let’s see if we can get a few more of the management team on board.”
- 4
Into itself or oneself.
Antonyms
adverb
- 1
On a vehicle or vessel; aboard.
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