umpteenth

American  

[uhmp-teenth] / ˈʌmpˈtinθ /

Also umteenth

adjective

Informal.

1. of an indefinitely large number in succession.

   He was the umpteenth person to arrive.

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Etymology

Origin of umpteenth

First recorded in 1915–20; umpteen + -th ²

Example Sentences

Then I met Spruggy Boyce, who useter drive with me in the Umpteenth Field Ambulance.

From Punch, or the London Charivari, Volume 156, June 18, 1919 by Various

The next heading is "Dispositions": "The advanced guard will consist of one troop of the Missinabee Horse and one company of the Umpteenth Battalion."

From From the St. Lawrence to the Yser with the 1st Canadian brigade by Curry, Frederic C.