Why bouncer called bouncer?

Why is bouncer called bouncer? Is it because they bouncy? Laughing

cos they bui bui, can bounce very well

haha

Because when they bounce on you, you can say sayonara. Laughing

because they can make you bounce out with you butt.
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Because the name sounds kinky.

becos when they do a pigs can fly on you, you start praying that they dun bounce on you.

COZ THEY NEED TO BE BIG, STRONG AND BOUNCY TO WHACK THE TROUBLEMAKERS!

They bounce troublemakers out. Mr. Green