fidget (often used in plural), jitter (used in plural), jump (used in plural), shiver (used in plural), tremble (often used in plural). Informal: all-overs. Slang: heebie-jeebies, jim-jams, willies. The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mif...
Unexceptional; ordinary: "stepping in between the victim and the bully, even when the victim happens to be no great shakes" (Louis Auchincloss). shake a leg Informal 1. To dance. 2. To move quickly; hurry up. shake (someone's) tree Slang To arouse to action or reaction; disturb: ...