What is To Mook?
1.
To act in a stupid, futile, or otherwise misguided fashion.
He had a chance of hooking up with the gal until he mooked it up by spilling his drink on her dress.
2.
Noun: one who acts stupid, dumb, slow, lazy, or clumsy.
You dumb mook, you stepped on my pizza!
3.
A word I use instead of "making out." Generally used in a vaguely derisive, somewhat humorous way.
"And they were mooking, right there on the couch!"
"Eww..."
