Wiktionary
choss
n. 1 rock that is unsuitable for rock climbing, generally due to: 1, softness, the rock will not support the weight of the climber, 2: wet and possibly unstable, that is, the possibility of large slabs falling off is unknown, 3: too much organic growth on the rocks, ie, moss or plant life. 2 (context informal English) chaos
Usage examples of "choss".
I think Choss was jealous that the Boys would not let Girls play with the dictators.
After many years I decided that Choss had done nothing to get me what I wanted.