An utterance of various meanings,often of encouragement: Piece of cake, can of corn, hum babe
[1980s+ Baseball; perhaps fr exhortations to the pitcher to throw a devastating hummer]
The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D. Copyright (C) 2007 by HarperCollins Publishers. Cite This Source
