ump ‧ teen /ˌʌmpˈtiːn◂/ BrE AmE determiner
very many – used especially when you are annoyed there are so many:
There seemed to be umpteen rules and regulations to learn.
She’d called the apartment umpteen times, but never got an answer.
ump ‧ teen /ˌʌmpˈtiːn◂/ BrE AmE determiner
very many – used especially when you are annoyed there are so many:
There seemed to be umpteen rules and regulations to learn.
She’d called the apartment umpteen times, but never got an answer.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012