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n. The short thick digit of the human hand, next to the index finger and opposable to each of the other four digits.

n. A corresponding digit in other animals, especially primates. Also called pollex.

n. The part of a glove or mitten that covers the thumb.

n. Architecture An ovolo.

v. To scan (written matter) by turning over pages with or as if with the thumb.

v. To disarrange, soil, or wear by careless or frequent handling.

v. Informal To solicit (a ride) from a passing vehicle by signaling with the thumb.

verb-intransitive. To scan written matter by turning over pages with or as if with the thumb: thumbed through the latest issue of the magazine.

verb-intransitive. Informal To hitchhike.

idiom. all thumbs Lacking physical coordination, skill, or grace; clumsy.

idiom. thumb (one's) nose To express scorn or ridicule by or as if by placing the thumb on the nose and wiggling the fingers.

idiom. thumbs down An expression of rejection, refusal, or disapproval.

idiom. thumbs up An expression of approval, success, or hope.

idiom. under (one's) thumb Under the control of someone; subordinate to.

n. The short thick digit of the hand that for humans has the most mobility and can be made to oppose (moved to touch) all of the other fingers.

n. The part of a slider that may be moved linearly along the slider.

n. A thumbnail picture.

v. To touch with the thumb.

v. To turn the pages of (a book) in order to read it cursorily.

v. To hitchhike

n. The short, thick first digit of the human hand, differing from the other fingers in having but two phalanges; the pollex. See pollex.

v. To handle awkwardly.

v. To play with the thumbs, or with the thumbs and fingers.

v. To soil or wear with the thumb or the fingers; to soil, or wear out, by frequent handling; also, to cover with the thumb.

verb-intransitive. To play with the thumb or thumbs; to play clumsily; to thrum.

n. In geology, a columnar projection of eruptive rock.

To cover with the thumb, as the vent of a muzzle-loading cannon.

n. The shortest and thickest finger of the human hand; the pollex; the first digit of the hand, on the radial side, next to the index or forefinger.

n. The inner, radial, or first digit of the fore paw of any animal. When there are five digits, the first of these always corresponds to the human thumb; otherwise not.

n. The movable radial digit of a bird's manus or pinion, which bears the packet of feathers called the alula or bastard wing, and which is usually movable apart from the rest of the bones.

n. The thumb of the foot; the hallux; the inner digit of the foot, called the great toe in man.

n. The hind toe of a bird (except a three-toed woodpecker); the hallux; when there are two hind toes, the inner one of these (except in trogons).

To handle or perform awkwardly: as, to thumb over a tune.

To soil or wear out with much handling; hence, to use, read, or turn over the pages of (as a book).

To turn (one's glass) over the thumb: an old custom when persons were drinking together, intending to show that the glass had been emptied so that the small drop remaining would lie on the thumb-nail without running off. Compare supernaculum.

n. Palpitation of the heart in domestic animals, as the horse, the result of functional or organic disease. See palpitation.

v. feel or handle with the fingers

n. the part of a glove that provides a covering for the thumb

n. a convex molding having a cross section in the form of a quarter of a circle or of an ellipse

v. travel by getting free rides from motorists

n. the thick short innermost digit of the forelimb

v. look through a book or other written material

"Medical science has proved that there is such a thing as a "thumb centre" in the brain and any pressure or disease in that part of the brain _shows its effect in the thumb_."

thumbed    thumbing    thumbs   

touch    covering    ride    finger    peruse    digit   

under one's thumb    ball of the thumb    to fash one's thumb    horn for the thumb    rule of thumb    his fingers are all thumbs    to thumb the hat    to bite the thumb at   

pollex   

opposable thumb   

thumbed    thumbing   

thrum    digit    pollex    handle    read    digit I    anatomy    first digit    thumby    page   

Brum    Krum    Mum    alum    become    brum    bum    chum    clum    come   

finger    fist    wrist    forefinger    palm    toe    paw    thigh    chin    elbow