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1.
1) Freaking out

2)Doing things in a very confused manner possibly while high ( If High very similar to "tripping balls")
1)a: Calm down man, its no big deal that your a little behind in work
b: No man it is a big deal. I am sketching balls right now

2)Dude...Dude, I'm sketching balls right now
by BOy_Wonder89 December 08, 2008
 
2.
feeling that something is "sketch"

Also known as "being sketched out" Generally used by stoners referring to cops.
Walking through a dark alley at night you might be sketching balls
by sQuirt February 23, 2012