To work together, especially in a joint intellectual effort.(verb-intransitive)
To cooperate treasonably, as with an enemy occupation force in one's country.(verb-intransitive)
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.
Use "collaborate" in a sentence
"Frankly, it'd be a good area for conservatives and libertarians to once again collaborate, because neither side has enough media assets to mount a serious challenge."
"I collaborated with the CIA the way I-- use the word collaborate -- the way I collaborated with the State Department, the way I collaborated with anybody in government."
"And so, let us allow the Soul of the World to fulfill its mission, and if we can’t help, the best way to collaborate is to pay attention to the simple things in life; the sunset, the people in the street, the reading of a book."