slang An infantry soldier. Was Grandpa really a gravel-pounder in World War II?
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. an infantry soldier. (Military.) Do you really want to join the Army and be a gravel-pounder?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.