What is Goonin?
1.
to be acting in an otherwise foolish nature after getting high
man 1: Whats wrong with you man? This blunt ain't done
man 2: Naw man that thing got me goonin.
See
2.
To literally pummel a female that you want to get close to
I was goonin out on my girlfriend last night because she didn't want to suck my balls.
See
3.
to worry about something, to be anxious
i was goonin out when i thought that my girlfriend was pregnant
See