Ellenpoly is dead right. The Tarzan yell is the most widely used and enduring quote from the movies...and no one even knows how to spell it! Yet what small boy, gorilla or chimp has not pounded his fists on his little chest and yelled "AAHHH-EEEE-AHHHH-EEEEE-AAAHHHHH!!!

Those funny little noises Curly made on The Three Stooges were always popular too. Then there's "What's up, Doc?" from Bugs Bunny, named after Bugsy Siegel.