Simple Definition of semiautomatic
of a gun : able to fire bullets one after the other quickly but not automatically
Full Definition of semiautomatic
: not fully automatic: asa : operated partly automatically and partly by handb of a firearm : able to fire repeatedly but requiring release and another pressure of the trigger for each successive shot
semiautomaticallyplay \-ti-k(ə-)lē\ adverb
Seen and Heard
What made you want to look up semiautomatic? Please tell us where you read or heard it (including the quote, if possible).