The word "umpteenth" means happening or occurring many times, to the point of being unclear or difficult to keep track of the exact number of occurrences. Full definition
I'd call it a tragedy, but the only ones truly suffering will be the paying audience, forced to endure Allen's umpteenth variation on the false comfort provided by marriage. (dvdtalk.com)
Carolynne has spent umpteenth hours handcrafting these quotes over the last 1.5 years. (thethirstytourist.com)
Final Thoughts: With mediocre reviews and Liam Neeson's umpteenth Taken - like action movie, this movie might be better served as a rental. (cinemanerdz.com)