one shot Synonyms

unit of ammunition round any chance another fire single stroke single shot single blow one stroke one chance one blow best chance even a chance in one blow in a single blow his shot his only chance have one shot goddamn time get one chance firing a single shot all in one go onliest rounds apart formerly heretofore isolated once then unaccompanied alone long ago in one go at one stroke by oneself in one stroke instakill one-hit kill OHK one fell swoop already