- (an exclamation of contempt or annoyance): Bah! Humbug!
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an expression of contempt or disgust
Word Origin and History for bah
exclamation of contempt, 1817, perhaps c.1600, probably from French bah, Old French ba, expressing surprise, scorn, dismay. Perhaps simply a natural exclamation in such situations; cf. Greek babai!, an exclamation of surprise.
Online Etymology Dictionary, © 2010 Douglas Harper