tattoo (1) Look up tattoo at Dictionary.com
"signal," 1688, "signal calling soldiers or sailors to quarters at night," earlier tap-to (1644, in order of Col. Hutchinson to garrison of Nottingham), from Du. taptoe, from tap "faucet of a cask" (see tap (2)) + toe "shut." So called because police used to visit taverns in the evening to shut off the taps of casks. Transf. sense of "drumbeat" is recorded from 1755. Hence, Devil's tattoo "action of idly drumming fingers in irritation or impatience" (1803).
tattoo (2) Look up tattoo at Dictionary.com
"mark the skin with pigment," 1769 (noun and ver, both first attested in writing of Capt. Cook), from a Polynesian noun (e.g. Tahitian and Samoan tatau, Marquesan tatu "puncture, mark made on skin").
taps Look up taps at Dictionary.com
U.S. military signal for lights out in soldiers' quarters (played 15 minutes after tattoo), 1824, from tap (v.), on the notion of drum taps (it originally was played on a drum, later on a bugle). As a soldier's last farewell, played over his grave, it may date to the American Civil War. The tune was revised several times in mid-19c.
stigma Look up stigma at Dictionary.com
1596, "mark made on skin by burning with a hot iron," from L. stigma (pl. stigmata), from Gk. stigma (gen. stigmatos) "mark, puncture," especially one made by a pointed instrument, from root of stizein "to mark, tattoo," from PIE *st(e)ig- (see stick (v.)). Fig. meaning "a mark of disgrace" is from 1619, as is stigmatize in this sense. Stigmas "marks resembling the wounds on the body of Christ, appearing supernaturally on the bodies of the devout" is from 1632; earlier stigmate (1387), from L. stigmata.