Initially, that jolt seemed to offer life to an otherwise moribund campaign.
The free-range creativity is an enormous relief, a jolt of adrenaline.
Weiner has provided a jolt to the race, and none have quite figured out how to deal with him.
1590s, perhaps from Middle English jollen, chollen "to knock, to batter" (early 15c.), or an alteration of obsolete jot (v.) "to jostle" (1520s). Perhaps related to earlier jolt head "a big, stupid head" (1530s). Figurative sense of "to startle, surprise" is from 1872. Related: Jolted; jolting.
1590s, "a knock," from jolt (v.). Meaning "jarring shock" is from 1630s.
: We didn't want to jolt