What does the word "punch line" mean?

punch line

English?[p?n(t)?la?n]

n. Punchline

1. Phrase ：

punch-line?Punch line; punch line

Needle Punch Production Line?Needle rail cotton production line

serve as punch line?Laugh-out

serve for punch line? Hilarious

SPARTAS PUNCH LINE? Up, up, down, left, left, right, right spiral

punch line first? Key warnings Supreme

The Punch Line?Club; record title

Children punch line?Children's witticism?

punch line quip wit witticism?Witness

2. Example:

“Do you?want?fries with?that”?will?no longer?be?a?national?punch?line?but rather?an unattainabledream.?

"Do you want French fries on the side?" will no longer be a national punchline but, instead, will become an unattainable dream.

My?attitude?toward?death?was?captured by the?punch?line?in?an?old?joke?about?Sister?Jones, the most?devout?woman?in?her church .?

My attitude toward death coincides with a punch line in an old joke about Sister Jones.

Don't?be afraid?to?pat?a?buddy?or?a?colleague?on?the?back?when?he?or?she?delivers a?perfectly timed?punch? line?or?nails the big?presentation.?

Don't be afraid to give your friend or co-worker a pat on the back when he or she has a great line or a great performance.