mash
n//mæʃ//mäsk, mos, gröt, mosa
(uncountable) A mass of mixed ingredients reduced to a soft pulpy state by beating or pressure; a mass of anything in a soft pulpy state.
(brewing) Ground or bruised malt, or meal of rye, wheat, corn, or other grain (or a mixture of malt and meal) steeped and stirred in hot water for making the wort.
(transitive) To convert into a mash; to reduce to a soft pulpy state by beating or pressure
(ambitransitive) To press down hard (on).
(transitive, informal, gaming) To press (a button) rapidly and repeatedly.