The expression "tell me how you really feel" is said in sarcasm and irony after someone has said an anger or hate-filled statement, drawing attention to the anger and hatred (and implicitly mocking it).
Jon Stewart: Deep dish pizza is not only not better than new york pizza; it's not pizza. It's a fucking casserole. ...Chicago, I love your city, it’s one of my favorite places to visit… but deep-dish pizza is like a huge, crusted-over pile of diarrhea
Audience member: Damn Jon, tell me how you really feel
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.