Umpteen (adjective)

An indefinite large number.

Origin:

Origin uncertain, possibly from "ump" + "teen" (meaning "a large numbe.r")

Examples:

1. I've told you umpteen times to clean your room.
2. We"ve been through this umpteen times, I"m not changing my mind.
3. I've been waiting for umpteen hours, where have you been?
4. I"ve been invited to umpteen parties this weekend, I don"t know which one to go to.
5. I've listened to the same song umpteen times and I still love it.