Meaning One:To act 'silly', 'foolish', 'stupidly' or in other words to act like a dork.
Meaning Two:Dorky is a WinBoard computer chess program for Windows.
A conversation between person A and person B:
Person A: Lol, why was the teacher so slack to the asian kid, saying "Two Wongs don't make a White."
Person B: ROFL, man that's so dorky.
The subset of people - usually female - who engage in the obsessive adoration of dorks and their socially maladjusted actions. Typical dorkie behavior is often characterized by adulating giggles, crush-like emotions or lustful sentiments, and may infringe the rights of the figure experiencing the attentions of a frenzied fanatic. In the social hierarchy, a dorkie is at a comparable level to a dweeb.
She was a slutty little dorkie; all a nerd had to do was drop a math equation and her pants would keep pace.