full of

When something is filled up so much with something else you cant put anything in it.

That cup is full of water!

Full-On

Adjective. A particularly intense or extreme experience, whether good or bad.

"The party got a bit full-on when those randoms turned up with all that crystal meth."

"He told me he loved me...I've only known him three weeks so it was all a bit full-on."

full of it

Full of the perverbial shit

God damn you are full of it!

full

IN BRIEF: alkied, bent, drunk, intoxicated, loaded, lushed, tipsy, under the influence, etc.

We getting full at the party tonight. I know you don't wanna miss a hangover.

full

to have had enought to eat

the gerbil won't come out because he's had enough to eat

Full-On

<adverb> British Slang;

1) Synonymous with 'absolute', 'positive', 'total' etc...

"Jonathan is an absolute, full-on knob-head!"

full full

A secret place where gay men show off how large their penises are.

Person 1: Hey Joe, are you going to the full full tonight?

Person 2: Naw man, I have to go paint my nails tonight, maybe some other time.