Word Study
jump the gun
THESAURUS
jump the gun
anticipate, be predisposed, burn to, chafe, foreglimpse, forejudge, forerun, foresee, forestall, foretaste, fret, fuss, get ahead of, get excited, go before, go off half-cocked, hardly wait, hasten, itch to, judge beforehand, preconceive, preconclude, predecide, predetermine, prejudge, presume, presuppose, presurmise, squirm, stew, sweat, sweat and stew, sweat it out, wait impatiently, win the startFor further exploring for "jump the gun" in Webster Dictionary Online