from The American Heritage® Dictionary of the English Language, 4th Edition
- intransitive v. To engage in coitus or sexual intercourse.
- adj. Coupled; joined.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To engage in sexual intercourse.
from the GNU version of the Collaborative International Dictionary of English
- adj. Joined; associated; coupled.
- adj. Joining subject and predicate; copulative.
- intransitive v. To unite in sexual intercourse; to come together in the act of generation.
from The Century Dictionary and Cyclopedia
- To join together.
- To unite as a pair; especially, to unite sexually.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. engage in sexual intercourse
Latin cōpulāre, cōpulāt-, to join together, from cōpula, link.(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin copulare ("to couple") perfect participle from stem copulat- (Wiktionary)