for people who can't spell twurk

Watching Twitch.tv while at work

Rubbing one's buttocks against keyboard in order to produce code

Exploiting yourself (as opposed to your sexuality) by working (as opposed to dancing in a weird way).

Going to your place of employment

to dance to hip-hop or pop music in a very sensual way typically by thrusting or shaking the buttocks and hips while in a squatting or bent-over position...while at work.

to work your body in the bedroom or on the dance floor.