21 of the worst slang terms of the last decade.

Popular slang is usually cool for about five minutes and then cringe-inducing for the rest of recorded time.

Like, there was once a time when "cool beans" and "I'll catch you on the flippity flop" were awesome things to say.

So what is the "nifty" or "neat-o" or even, dare I say it, the "for shizzle" of this accursed decade? Pop culture writer Joe Berkowitz polled Twitter to find out once and for all.