When you're grinding on someone with your clothes on and you can kind of feel their boner
"me and Riley were budging on the dance floor last night"
"As our hips locked together in time with the beat of our hearts, I could feel the faintest exclamation of desire from between their quivering thighs. I shuddered as I embraced the budge between us."
Somebody who is so generally offensive to both your senses and intelligence they remind you of a bulging butthole. I.E. Even being in the same general area as this person is equivalent to being forced to watch somebody bulge and pucker their sphincter in your face; it is utterly nauseating and intolerable.
God, I couldn't stand sitting next to that Captain Obviousover there now I get stuck next to the bulging butthole that just can't stop spouting nonsense at everybody. To hell with this, I'm outta here before the last of my brain cells die or I'm forced to choke this guy.