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. / A ratchet wrench.

(transitive) To cause to become incremented or decremented. / (intransitive) To increment or decrement.

(US, slang) Ghetto; unseemly, indecorous.

present participle of ratchet

The act by which something is ratcheted. / A conjurers' trick of bending an object back and forth to induce metal fatigue, so that it can be broken later by rubbing it.

plural of ratchet

simple past tense and past participle of ratchet

plural of ratcheting

The quality of being ratchet.

a jack raised or lowered by means of a pawl and ratchet operated by a reversing lever