In honor of a day close to our hearts -- National Cliché Day -- we vote to put the topic of tepid, tired speech on the agenda. Because the world of corporate slang is a bit like low-hanging fruit; the ridiculous language that passes for communication in the office is just too close at hand not to poke fun at. Knock Knock's line of flashcards is a useful tool for keeping up with the conference room lingo. Study up and hone your skills at thinking inside the box for every clichéd contingency.

Check out the best of corporate clichés