Definitions
last in an indefinitely numerous series
Word origin
From umpteen + -th.
Used in a sentence
“That's the umpteenth time I've had to tell him not to swear in front of the children.”
“For the umpteenth time, I chickened.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Countless, casually”9 letters
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