Butt Clencher 

A suspenseful situation, typically referring to a TV show, movie, or book.

The season finale of The Walking Dead was a major Butt Clencher!

Butt Clencher by madambluhhh April 13, 2015

Butt Clencher 

An awkward situation

When I saw the hangover with my dad it was a real BC (butt clencher)

Butt Clencher by John Thelampguy February 22, 2011