(astronomy) The hypothetic eventual collapse of the universe that would occur if it did not continue to expand.

(computing) Any computing application that requires large amounts of numerical calculation.

(astronomy) A singularity at the centre of a black hole, or the final result of the Big Crunch.

(economics, finance) A period of economic crisis in which credit and investment capital are difficult to obtain.

plural of credit crunch

Alternative spelling of crunch time

(idiomatic) Very violent or hard, as an impact.

Alternative spelling of number-crunching

A crunch (abdominal exercise)

plural of big crunch