Umpteen
Pronunciation : umpteen
Part of Speech : [Colloq.]
Definition : Defn: An indefinite number, usu. more than ten and less than one hundred; a lot. Often used hyperbolically, and usually expressing the notion of more than the usual number or more than I would like; -- "I've told you umpteen times not to do that." umpteenth. Ordinal of umpteen, with corresponding signification.
Source : Webster's Unabridged Dictionary, 1913