Meaning of HAMMER in English

HAMMER

I. ˈha-mər noun

Etymology: Middle English hamer, from Old English hamor; akin to Old High German hamar hammer, and perhaps to Old Church Slavic kamen-, kamy stone, Greek akmē point, edge — more at edge

Date: before 12th century

1.

a. : a hand tool consisting of a solid head set crosswise on a handle and used for pounding

b. : a power tool that often substitutes a metal block or a drill for the hammerhead

2. : something that resembles a hammer in form or action: as

a. : a lever with a striking head for ringing a bell or striking a gong

b.

(1) : an arm that strikes the cap in a percussion lock to ignite the propelling charge

(2) : a part of the action of a modern gun that strikes the primer of the cartridge in firing or that strikes the firing pin to ignite the cartridge

c. : malleus

d. : gavel

e.

(1) : a padded mallet in a piano action for striking a string

(2) : a hand mallet for playing on various percussion instruments (as a xylophone)

3. : a metal sphere thrown for distance in the hammer throw

4. : accelerator b

- under the hammer

II. verb

( ham·mered ; ham·mer·ing ˈha-mər-iŋ, ˈham-riŋ)

Date: 14th century

intransitive verb

1. : to strike blows especially repeatedly with or as if with a hammer : pound

2. : to make repeated efforts ; especially : to reiterate an opinion or attitude

the lectures all hammer ed away at the same points

transitive verb

1.

a. : to beat, drive, or shape with repeated blows of a hammer

b. : to fasten or build with a hammer

2. : to strike or drive with a force suggesting a hammer blow or repeated blows

hammer ed the ball over the fence

tried to hammer me into submission

3. : to criticize severely

• ham·mer·er ˈha-mər-ər noun

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.