Cool As A Moose
Cooler than being cool but not nearly as cool as Ice Cold
Greg: Man, did you see Jim run over that douche?
Rob: I sure did! He's cool as a moose!
Rob: I sure did! He's cool as a moose!
Cool moosing
To be afk at the worst time possible and tell nobody you are going afk
"well we were about to beat the level but he started cool moosing."