To bevel out, as the mouth of a hole in wood or metal; in modern usage, to enlarge or dress out, as a hole, with a reamer.
Origin: Cf. G. Raumen to remove, to clear away, fr. Raum room. See Room.
To cream; to mantle. A huge pewter measuring pot which, in the language of the hostess, reamed with excellent claret. (Sir W. Scott)