(an exclamation of admiration, approval, or enthusiasm, used especially by G.I.'s of World War II as a shout in appreciation of a pretty girl.)
Origin of hubba hubba
1940–45, Americanism; origin uncertain; much speculation has been devoted to the original sense and origin of this expression; the foreign sources proposed (e.g., Arabic, Chinese, Spanish) are generally improbable and lack supporting evidence
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for hubba-hubbacomplaint, noise, objection, cry, commotion, uproar, protest, outburst, clamor, howl, upheaval, agitation, tumult, ruckus, hubbub, buzz, ferment, outcry, brouhaha, confirmation
U.S. slang cry of excitement or enthusiasm, first recorded 1944.
Online Etymology Dictionary, © 2010 Douglas Harper