punch line
laugh line
gag line
tag line

"I mean, is it all right if I leave him his gag lines and just keep my temper?"

"Listen, this ain't just a bunch of gag lines, I've had a lead to those marbles."

Or on writing gag lines that bring Beelzebub to the borscht belt.

Their humor was not particularly topical and didn't depend on gag lines.

Viewers sent in ideas which were drawn by the cartoonists while members of the studio audience constructed the gag lines.

But none could have outdone the gag lines in the directive itself, describing what would happen in these awareness sessions.

But for his audiences, it was one laugh after another, from gag lines like these: "I was an ugly child.

She was still rocking with laughter at the gag line, "Would you buy it for a quarter?"

For all public appearances, Tartikoff writes his own gag lines.

Margo caught that gag line and commented on it as she sped Kay out through the alley.