Dictionary.com
Thesaurus.com

umpteenth

American  
[uhmp-teenth] / ˈʌmpˈtinθ /
Also umteenth

adjective

Informal.
  1. of an indefinitely large number in succession.

    He was the umpteenth person to arrive.


Etymology

Origin of umpteenth

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But Hegseth comes across more like the third grader reciting those lines after watching his favorite comic book movie for the umpteenth time.

From Salon • Mar. 13, 2026

But not before asking me—for the umpteenth time—whether I wanted to buy any extras.

From The Wall Street Journal • Jan. 7, 2026

The chants demanding the manager's head were cranked up for the umpteenth time.

From BBC • Sep. 25, 2025

Finally, after the umpteenth tilt, the mercury sparks, filling the oblongs with an eerie, flickering, mesmerizing blue glow.

From Seattle Times • Jan. 26, 2024

Just before Christmas, the umpteenth local reporter from the umpteenth little paper eyed the bandages and asked Smith for the umpteenth time what they were for.

From "Seabiscuit: An American Legend" by Laura Hillenbrand

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "umpteenth" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com