To remove insects from (somewhere), especially lice.
To remove a hidden electronic surveillance device from (somewhere).
To search for and eliminate malfunctioning elements or errors in something, especially a computer program or machinery.
The action, or a session, of reviewing source code to find and eliminate errors.
To understand wrongly, taking one thing or person for another.
An error; a blunder.
A pitch which was intended to be pitched in a hard-to-hit location, but instead ends up in an easy-to-hit place.