What is "crap shooting"

Usage examples of "crap shooting".

Naturally, these citizens are greatly astonished at seeing the bloodhounds, and the rest of us, especially the coppers, and they start running every which way trying to get out of the joint, because crap shooting is quite illegal in these parts.

He would not, like most men might do, cheat on his girl friend, but the few nights that he did come home in the early morning hours he always confessed to me that he had gone to some afterhours gambling joint, where preferably his favorite Armenian game of barbout, a game similar to crap shooting, was played.