When you're in a hurry but get stuck in traffic because there is construction ahead.
One: Hey man I'm going to be a little late. Traffic is a bitch because of all this confuckingstruction.
The layer of sweat, grime, and overall scumminess that one is covered in after a long day of travel.
One: Hey man let's go to this party now.
Other: Give me 20 minutes. I need to shower quick because I am covered in a thick layer of airport film.