1. ratchet - Noun
2. ratchet - Adjective
3. ratchet - Verb
A pawl, click, or detent, for holding or propelling a ratchet wheel, or ratch, etc.
A mechanism composed of a ratchet wheel, or ratch, and pawl. See Ratchet wheel, below, and 2d Ratch.
Source: Webster's dictionaryWhen you have a country that's been accustomed to government spending at a certain level, it is really hard to ratchet it back. Mike Lee (U.S. politician)
a ratcheting lopping tool Source: Internet
And they bridled even further at demands for a “ratchet” mechanism preventing either side from reducing standards if the other raises them in future, as well as so-called dynamic alignment requiring the UK to follow Brussels rules on state aid forever. Source: Internet
All three ratchet pawls (green) push in unison as a key is depressed. Source: Internet
As Donald Trump's top aides ratchet up their commitment to contest the results of the 2020 election, the president on Friday appeared to hint for the first time at the possibility of a new administration during a briefing on the coronavirus vaccine. Source: Internet
An adjustable c-wrench, ratchet (US) or spanner (UK) is often used to assist the technician in adjusting the fixture. Source: Internet