- 1(of an excuse or explanation) reasonable and likely to be true Her story sounded perfectly plausible. The only plausible explanation is that he forgot. opposite implausible
- 2(disapproving) (of a person) good at sounding honest and sincere, especially when trying to trick people She was a plausible liar.
NAmE//ˌplɔzəˈbɪlət̮i//
noun [uncountable] This new evidence lends plausibility to the theory that she was murdered. NAmE//ˈplɔzəbli//
adverb He argued very plausibly that the claims were true.See plausible in the Oxford Advanced Learner's DictionaryCheck pronunciation: plausible