YumBoyHowdy
A middle-aged woman's uncontrollable reaction to tasting something appealing. Most commonly associated with women from New York, but can be heard as far as New Jersey.
Son-In-Law: Mrs. P, I stayed up all night working on this gravy. Taste it and tell me what you think.
Mrs. P: YumBoyHowdy!!
Son-In-Law: What the hell does that mean?
Daughter: (In disgust) Apparently she likes it...
Mrs. P: YumBoyHowdy!!
Son-In-Law: What the hell does that mean?
Daughter: (In disgust) Apparently she likes it...