/ riːm; NAmE / noun , verb
■ noun
1.
reams [ pl. ] ( informal ) a large quantity of writing :
She wrote reams in the exam.
2.
[ C ] ( technical ) 500 sheets of paper
■ verb
[ vn ] ( NAmE , informal ) to treat sb unfairly or cheat them :
We got reamed on that deal.
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PHRASAL VERBS
- ream sb out
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WORD ORIGIN
noun late Middle English : from Old French raime , based on Arabic rizma bundle.