One person draws a squiggle on a Post-It, the other tries to make it into something real.
I will remember the success trajectory is a squiggle ... not a straight line.
The heart is a five, the dot a zero, and backward sevens with one squiggle are twos.
1804, probably a blend of squirm and wriggle. Related: Squiggled; squiggling.
1902, from squiggle (v.).
The tilde, a sinuous diacritical mark (1980s+ Computer)