Tweak 

To Bone; Bonk; Do so on and so forth, but only with an ex-girlfriend. Not to be confused with regular sex.

"Went out last week and ended up tweak-in our ex"

Tweak by Dobern July 21, 2004

Tweak 

(v) 1. To feel akward for someone for something they have just done.
(n) 2. That indescribable feeling of awkwardness for another person.

1. I was tweaking so hard for Derek while he was doing karoake.
I just have to tweak for Derek right now.

2. My Grandmother's house was such a tweakfest.
Say What Karoake is a universal tweak.

Tweak by Steve Torok December 28, 2005

tweak 

A hot-ass South African band.

Check out tweakband.com

tweak by Anon March 11, 2004

Tweak 

A homo or fag in San Fran

See that tweak over there, he must have a butt plug in...

Tweak by billbaroo April 2, 2009

tweak 

in the moment where you are just starting to get excited before orgasm when your body starts to get all aroused

you're fucking around with someone and you start to get all into it... you start to tweak and it continues until you find the big o

Use for the word: omg... *pause* what just happened? I tweaked a bit... that was sooo hot

tweak by Sam R from Sudz April 22, 2007

Tweak 

Verb
The act of going on twitter and searching somebody;
The equivalent of facebook stalking, but on twitter.

Boy: Hey you, Fbook me.

Girl: Tweak me.

Tweak by ashleystephens May 2, 2009

Tweak 

the absolute best south african band that ever lived. chris, mike, garth and bugsy absofuckinglutely rock.

Did u see Tweak last nite at the rock concert 3? they were rocking!!

Tweak by i love bugsy June 22, 2003