Definition of "aboard" []

• On board a ship, train, aircraft, or other passenger vehicle. (adverb)
• At the side; alongside. (adverb)
• In or into a group, organization, or business: brought aboard two new designers. (adverb)
• Baseball On base. (adverb)
• On board of; on; in. (preposition)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Our meal that day was what we called aboard ship a ` stamp and go, 'all of us who were drafted being too excited to think much of eating -- all of us, that is, excepting Mick!"
• "Captain Hollinger -- for he assumed this title aboard the _Seamew_ -- looked at the two boys amusedly, then took each by an arm and propelled them toward the companionway."
• "A few months later, he was again aboard a Huey, this time on a classified mission."