Definition of "implausible" []

• Difficult to believe; not plausible. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "But Bridge undercuts his credibility by describing early childhood and later events in implausible and gratuitous detail, including pages of line-by-line dialogue."
• "It was implausible from the start and sounds downright ludicrous now."
• "I don’t find that utterly implausible – and among the reasons that I don’t find it implausible is that at various times in American history, universities have had quota systems for Jews, and there is reason to suspect that University of California may be doing something like a quota system for Asians."