[ream] n [ME reme, fr. MF raime, fr. Ar rizmah, lit., bundle] (14c) 1: a quantity of paper being 20 quires or variously 480, 500, or 516 sheets
2: a great amount--usu. used in pl.
[2]ream vt [perh. fr. (assumed) ME remen to open up, fr. OE reman; akin to OE ryman to open up, rum space--more at room] (1815) 1 a: to widen the opening of (a hole): countersink b (1): to enlarge or dress out (a hole) with a reamer (2): to enlarge the bore of (as a gun) in this way c: to remove by reaming
2. a: to press out with a reamer b: to press out the juice of (as an orange) with a reamer
3: cheat, victimize
4: reprimand