Noun
canned laughter (uncountable)
Previously-recorded laughter that is edited into the soundtrack of a TV programme
I really hate sitcoms on television with canned laughter and stuff. What really makes me laugh is the real-life stuff. I've got a dry sense of humor. Katie Price
Situation comedy on television has thrived for years on canned laughter grafted by gaglines by technicians using records of guffawing audiences that have been dead for years. Russell Baker
If you became a comedian in the '80s, you had to work the circuit and make people laugh. Canned laughter is cheating. Paul Merton