from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To hear (speech or someone speaking) without the speaker's awareness or intent.
- intransitive v. To hear something without the speaker's awareness or intent.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To hear something that wasn't meant for one's ears.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To hear more of (anything) than was intended to be heard; to hear by accident or artifice.
- transitive v. To hear again.
from The Century Dictionary and Cyclopedia
- To hear (one who does not wish to be heard or does not know that he is heard, or what is not addressed to the hearer or is not intended to be heard by him); hear by accident or stratagem.
- To hear over again; hear from beginning to end.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. hear, usually without the knowledge of the speakers
From Middle English *overheren, from Old English oferhīeran ("to overhear, hear, disobey, disregard, neglect"), equivalent to over- + hear. Cognate with Dutch overhoren ("to hear, hear about"), German überhören ("to not hear, ignore"), Danish overhøre ("to overhear"), Icelandic yfirheyra ("to hear"). (Wiktionary)