... 1. Tilde (ASCII 1111110, ''). Also called 'squiggle', 'sqiggle' (sic — pronounced /skig'l/), and 'twaddle', but twiddle is the most common term. 2. A small and insignificant change to a program. Usually fixes one bug and generates several new ones (see also ... — The Jargon File, Version 4.0.0