The American Heritage® Dictionary of the English Language, 4th Edition
n. The quality, capability, or power to elicit belief: "America's credibility must not be squandered, especially by its leaders” ( Henry A. Kissinger).
n. A capacity for belief: a story that strained our credibility.
n. reputation impacting one's ability to be believed
n. Whether or not a witness is being truthful.
the GNU version of the Collaborative International Dictionary of English
n. The quality of being credible; credibleness.
The Century Dictionary and Cyclopedia
n. The capability or condition of being credited or believed; that quality in a person or thing which renders him or it worthy of credence; credibleness; just claim to credit: as, the credibility of a witness; the credibility of a statement or a narrative.
n. That which makes credible; evidence of truth; proof.
n. Credence; credit; belief.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the quality of being believable or trustworthy
Word Usage
"Gucci's racy advertising several years ago sparked outrage from older magazine readers, though it helped give the label credibility among younger shoppers."