late 12c., from Old English gemynd "memory, remembrance, state of being remembered; thought, purpose; conscious mind, intellect, intention," Proto-Germanic *ga-mundiz (cf. Gothic muns "thought," munan "to think;" Old Norse minni "mind;" German Minne (archaic) "love," originally "memory, loving memory"), from PIE root *men- "think, remember, have one's mind aroused," with derivatives referring to qualities of mind or states of thought (cf. Sanskrit matih "thought," munih "sage, seer;" Greek memona "I yearn," mania "madness," mantis "one who divines, prophet, seer;" Latin mens "mind, understanding, reason," memini "I remember," mentio "remembrance;" Lithuanian mintis "thought, idea," Old Church Slavonic mineti "to believe, think," Russian pamjat "memory").
Meaning "mental faculty" is mid-14c. "Memory," one of the oldest senses, now is almost obsolete except in old expressions such as bear in mind, call to mind. Mind's eye "remembrance" is early 15c. Phrase time out of mind is attested from early 15c. To pay no mind "disregard" is recorded from 1916, American English dialect. To have half a mind to "to have one's mind half made up to (do something)" is recorded from 1726. Mind-reading is from 1882.
mid-14c., "to remember, take care to remember," also "to remind," from mind (n.). Meaning "perceive, notice" is from late 15c.; that of "to give heed to" is from 1550s; that of "be careful about" is from 1737. Sense of "object to, dislike" is from c.1600; negative use (with not) "to care for, to trouble oneself with" is attested from c.1600. Meaning "to take care of, look after" is from 1690s. Related: Minded; minding. Meiotic expression don't mind if I do attested from 1847.
Old English heafod "top of the body," also "upper end of a slope," also "chief person, leader, ruler; capital city," from Proto-Germanic *haubudam (cf. Old Saxon hobid, Old Norse hofuð, Old Frisian haved, Middle Dutch hovet, Dutch hoofd, Old High German houbit, German Haupt, Gothic haubiþ "head"), from PIE *kaput- "head" (cf. Sanskrit kaput-, Latin caput "head").
Modern spelling is early 15c., representing what was then a long vowel (as in heat) and remained after pronunciation shifted. Of rounded tops of plants from late 14c. Meaning "origin of a river" is mid-14c. Meaning "obverse of a coin" is from 1680s; meaning "foam on a mug of beer" is first attested 1540s; meaning "toilet" is from 1748, based on location of crew toilet in the bow (or head) of a ship. Synechdochic use for "person" (as in head count) is first attested late 13c.; of cattle, etc., in this sense from 1510s. As a height measure of persons, from c.1300. Meaning "drug addict" (usually in a compound with the preferred drug as the first element) is from 1911.
To give head "perform fellatio" is from 1950s. Phrase heads will roll "people will be punished" (1930) translates Adolf Hitler. Head case "eccentric or insane person" is from 1979. Head game "mental manipulation" attested by 1972. To have (one's) head up (one's) ass is attested by 1978.
"most important, principal, leading," c.1200, from head (n.). Old English heafod was used in this sense in compounds.
The uppermost or forwardmost part of the human body, containing the brain and the eyes, ears, nose, mouth, and jaws.
The analogous part of various vertebrate and invertebrate animals.
The pus-containing tip of an abscess, a boil, or a pimple.
The rounded proximal end of a long bone.
The end of a muscle that is attached to the less movable part of the skeleton.
The human consciousness that originates in the brain and is manifested especially in thought, perception, emotion, will, memory, and imagination.
The collective conscious and unconscious processes in a sentient organism that direct and influence mental and physical behavior.
acid freak, airhead, balloonhead, bananahead, beanhead, bighead, a big head, bite someone's head off, blockhead, blubberhead, bonehead, bubblehead, buckethead, bullhead, cheesehead, chickenhead, chiphead, chowderhead, chucklehead, clunkhead, cokehead, deadhead, doo-doo head, dumbhead, fathead, flathead, garbage head, get one's head out of one's ass, ginhead, give head, good head, go soak yourself, hardhead, hash head, have a hole in one's head, have one's head pulled, have rocks in one's head, one's head is up one's ass, head shop, headshrinker, hit the nail on the head, hophead, hothead, in over one's head, jarhead, juicehead, knucklehead, lunkhead, meathead, metal head, meth head, musclehead, mush-head, muttonhead, need someone or something like a hole in the head, noodlehead, numbhead, off one's nut, off the top of one's head, out of one's head, over one's head, pighead, pillhead, pinhead, pointhead, pointy-head, potato-head, pothead, puddinghead, pumpkinhead, rockhead, rocks in one's head, rotorhead, saphead, shithead, soft in the head, sorehead, stand on one's head, talking head, use one's head, weedhead, where someone's head is at, woodenhead, woodenhead, yell one's head off