c. 1300, from Old French toche "touch, a touching; a blow, attack; a test" (Modern French touche), from tocher "to touch" (see touch (v.)). Meaning "slight attack" (of an illness, etc.) is recorded from 1660s. Sense of "communication" (to be in or out of touch) is from 1884. Sense of "skill or aptitude in some topic" is first recorded 1927, probably from music or the arts. Soft touch "person easily manipulated" is recorded from 1940.