crapshoot

Noun crapshoot has 2 senses

• crapshoot(n = noun.act) Array - a risky and uncertain venture; "getting admitted to the college of your choice has become a crapshoot"
is a kind of danger, peril, risk

• crapshoot(n = noun.act) crap game, crap shooting - playing craps; Array
is a kind of craps