from The American Heritage® Dictionary of the English Language, 4th Edition
- intransitive v. To come to pass.
- intransitive v. To come into being.
- intransitive v. To take place or occur by chance.
- intransitive v. To come upon something by chance.
- intransitive v. To come or go casually; make an appearance.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To occur or take place.
- v. To occur unexpectedly, by chance or with a low probability.
- v. To encounter by chance.
- adv. maybe, perhaps.
from the GNU version of the Collaborative International Dictionary of English
- intransitive v. To come by chance; to come without previous expectation; to fall out.
- intransitive v. To take place; to occur.
from The Century Dictionary and Cyclopedia
- To occur by chance; occur unexpectedly or unaccountably; in general, to occur; take place.
- To chance; be by chance or unexpectedly: as, he happened to be at home.
- Possibly; perhaps.
- Fortunate; happy; blessed.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. come to pass
- v. chance to be or do something, without intention or causation
- v. come into being; become reality
- v. happen, occur, or be the case in the course of events or by chance
- v. come upon, as if by accident; meet with
Middle English happenen, from hap, chance; see hap.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English happenen (Wiktionary)