ratchet

1 of 2

noun

ratch·​et ˈra-chət 

variants or less commonly rachet

1

: a mechanism that consists of a bar or wheel having inclined teeth into which a pawl drops so that motion can be imparted to the wheel or bar, governed, or prevented and that is used in a hand tool (such as a wrench or screwdriver) to allow effective motion in one direction only

2

: a pawl or detent for holding or propelling a toothed wheel

ratchet

2 of 2

verb

variants or less commonly rachet

ratcheted also racheted; ratcheting also racheting; ratchets also rachets

transitive verb

: to cause to move by steps or degrees

—usually used with up or down

tried to ratchet down the debt

intransitive verb

: to proceed by steps or degrees

Did you know?

Slang Meaning of Ratchet

Ratchet also means “trashy and disorderly, sometimes in a good way.” Learn more>

Synonyms

Verb

• decrease
• diminish
• shrink
• ebb
• die (away or down or out)
• decline
• taper off

Examples of ratchet in a Sentence

Verb

news stories about the kidnapping will ratchet down as the weeks go by

Recent Examples on the Web

Noun

The three-quarter bridge is finished to a high standard and is accompanied by a black-polished ratchet return wheel and balance bridge, which contrast with the surrounding text. —Bhanu Chopra, Forbes.com, 29 July 2025

The wrench has a fine ratchet that can apply force with a swing arc as small as 4-degrees. —Gabriel Morgan, Better Homes & Gardens, 30 June 2025

Verb

Taxes on goods from many countries are ratcheting even higher this month as the average tariff rate now tops 18%. —Scott Horsley, NPR, 12 Aug. 2025

As the holdout has dragged on, Texas Republicans have ratcheted up the pressure to try compelling them back. —Nadia Lathan, Chicago Tribune, 9 Aug. 2025

Word History

Etymology

Noun

alteration of earlier rochet, from French, alteration of Middle French rocquet ratchet, bobbin, of Germanic origin; akin to Old High German rocko distaff — more at rock

First Known Use

Noun

1654, in the meaning defined at sense 1

Verb

1972, in the meaning defined at transitive sense

Rhymes for ratchet

• hatchet

Kids Definition

ratchet

noun

ratch·​et

ˈrach-ət

1

: a mechanical device that consists of a bar or wheel having slanted teeth into which a pawl drops so as to allow motion in one direction only

2

: pawl