tr.v., -it·ed, -it·ing, -its.
- To assume the existence of; postulate. See synonyms at presume.
- To put forward, as for consideration or study; suggest: "If a book is hard going, it ought to be good. If it posits a complex moral situation, it ought to be even better" (Anthony Burgess).
- To place firmly in position.
[From Latin positus, past participle of pōnere, to place. See position.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.