From Longman Dictionary of Contemporary Englishorgasmor‧gas‧m /ˈɔːɡæzəm $ ˈɔːr-/ noun [countable, uncountable] SYSEX/HAVE SEX WITHthe greatest point of sexual pleasure women who have never had an orgasm —orgasm verb [intransitive]Origin orgasm (1600-1700) Modern Latin orgasmus, from Greek orgasmos, from organ “to swell, be excited”