a large quantity of written matter; he wrote reams and reams'
a quantity of paper; 480 or 500 sheets; one ream equals 20 quires
ream (n.)
squeeze the juice out (of a fruit) with a reamer; ream oranges'
remove by making a hole or by boring; the dentist reamed out the debris in the course of the root canal treatment'
enlarge with a reamer; ream a hole'