Meaning

noun a large quantity of written matter

noun a quantity of paper; 480 or 500 sheets; one ream equals 20 quires

verb squeeze the juice out (of a fruit) with a reamer

originFrom Middle English rem, reme, from Old English rēam (“cream”), from Proto-West Germanic *raum, from Proto-Germanic *raumaz (“cream”), from Proto-Indo-European *réwgʰmn̥ (“to sour [milk]”). Cognate with Saterland Frisian Room (“cream”), West Frisian rjemme (“cream”), Dutch room (“cream”), German Low German Rahm, Rohm (“cream”), German Rahm (“cream”), Swedish römme (“cream”), Norwegian rømme…

Etymology from Wiktionary, CC BY-SA 3.0