That does not produce a rattling noise; (especially of a vehicle) not rattling when in motion.

plural of bag of rations

An rate, usually interest or exchange values,that moves up and down with the rest of the market or along with an index - sometimes called a variable interest rate because it can vary over the duration of the term. This contrasts with a fixed rate.

(medicine, colloquial) Erythrocyte sedimentation rate.

(finance) Liquid assets divided by current liabilities; a measure of a company's ability to meet its short-term financial obligations.

(finance) Current assets divided by current liabilities; a measure of a company's ability to cover its current or short-term financial obligations.

(physics) An apparent perpetual motion machine, the subject of a thought experiment, that would consist of a tiny paddle wheel and a ratchet, and might seem to be able to extract useful work from random fluctuations (heat) in a system at thermal equilibrium, in violation of the second law of thermodynamics.

A punch worked by means of a ratchet lever.

A lever fitted round a ratchet wheel.

plural of ratchet punch