When you see boobs by chance

When something happens that is out of one's control and usually results in a negative situations.

also see shit.

Referring to sexual intercourse. Generally applied to a bedroom or a bed where the action takes place.

Shit well can happen similar to it is what it is no matter the situation shit really can happen

A discreet way of referring to various sexual acts, often used by women. It certainly refers to more than a quick kiss, but can denote anything from a cloths-on make-out session to full-blown intercourse. The lack of explicit detail is intentional on the part of the user of the phrase.

when something extremely dumb happens

Same as ain't happening or not happening. Reference of a highly comical Capital One Commercial featuring David Spade.