Verb
To draw the screws from; to loose from screws; to loosen or withdraw (anything, as a screw) by turning it.
Source: Webster's dictionaryTo me, sex is sex and I don't think it is or should be a problem. Maybe my presenting it that way will unscrew up a few heads out there, including my own. Jaime Hernandez
Unscrew the locks from the doors! Unscrew the doors themselves from their jambs! Walt Whitman
What I didn't know was that if I didn't stand with my back to the wall, Hollywood people would unscrew my ass and sell it down the river. Joseph Wambaugh
unscrew the outlet plate Source: Internet
unscrew the bottle cap Source: Internet
As with previous controllers, you can unscrew the joysticks and stow them away. Source: Internet