As adjectives the difference between indefinite and umpty
is that indefinite is without limit; forever, or until further notice; not definite while umpty is being indefinite, unspecified.
indefinite
English
Adjective
(
en adjective)
Without limit; forever, or until further notice; not definite.
Vague or unclear.
Undecided or uncertain.
(mathematics) An integral without specified limits.
Derived terms
* indefinitely
* indefinite article
* indefiniteness
Related terms
* indeterminate
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umpty
English
Adjective
(-)
Being indefinite, unspecified
Derived terms
* umpteen
* umptillion