How do you spell Hannukah?
An attempt to influence the roll of a pinball
: the body English, the nudging, gunching, and infinite alternations of the ways to flip the flipper (1970s+)
/guhnch/ (TMRC) To push, prod, or poke at a device that has almost (but not quite) produced the desired result. Implies a threat to mung. [Jargon File] (1995-02-27)