Definition of Irrepressible

Babylon English Dictionary
unrestrainable, uncontrollable, cannot be suppressed, cannot be held back or put down
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Irrepressible Definition from Language, Idioms & Slang Dictionaries & Glossaries
Webster's Revised Unabridged Dictionary (1913)
(a.)
Not capable of being repressed, restrained, or controlled; as, irrepressible joy; an irrepressible conflict.
  
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter. About
hEnglish - advanced version

irrepressible
\ir`re*press"i*ble\ (?), a. not capable of being repressed, restrained, or controlled; as, irrepressible joy; an irrepressible conflict. h. steward.
irrepressible
adj : impossible to repress or control; "an irrepressible chatterbox"; "uncontrollable laughter" [syn: uncontrollable]



for Vocabulary Exams of KPDS, YDS,UDS (in Turkey); and SAT in America
That can not be restrained or kept down
WordNet 2.0

Adjective
1. impossible to repress or control; "an irrepressible chatterbox"; "uncontrollable laughter"
(synonym) uncontrollable
(similar) uncontrolled