0 present participle of suss
1 to realize, understand, or discover:
[ + that ] He never sussed (out) that they'd tricked him.
She thinks she's got me sussed (out) (= she thinks she understands me), but she's wrong.
I'll visit the college and suss it out before I decide whether to apply or not.
But he was initially just a little shy and sussing things out.
While she is attempting to have a good time, she also studies psychology, so she is sussing everyone out.
In this case, sussing out that a partner has cheated on him/her (as the lyrics suggest).
There are numerous minor refinements, tweaks, and exceptions in the room numbering and naming, providing plenty of material for a trivia contest, or for sussing out would-be imposters.
