"a stupid head," 1530s; later also "a big, clumsy, stupid person." The origin and signification of jolt here is unknown.
"short, thick stick used as a weapon," Old English cycgel "club with rounded head;" perhaps from PIE *geu- "to curve, bend."
late 14c., "shaped like a club, thick at the end," from club (n.). Specifically of defects of the foot by c. 1500; meaning "formed into a club" is from 1620s.
late 14c., "beast that pushes with the head;" early 15c., "one who puts or places," agent noun from put (v.). Meaning "one who throws (a stone or other heavy weight)" is by 1820. As a type of golf club with a stiff and comparatively short staff, used when the ball lies a short distance from the hole, by 1743; see putt (v.).
"heavy one-handed metal weapon, often with a spiked head, for striking," c. 1300, from Old French mace "a club, scepter" (Modern French massue), from Vulgar Latin *mattea (source also of Italian mazza, Spanish maza "mace"), from Latin mateola (in Late Latin also matteola) "a kind of mallet." The Latin word perhaps is cognate with Sanskrit matyam "harrow, club, roller," Old Church Slavonic motyka, Russian motyga "hoe," Old High German medela "plow" [de Vaan, Klein].
As a ceremonial symbol of authority or office, a scepter or staff having somewhat the form of a mace of war, it is attested from mid-14c. Related: Mace-bearer.