Definition of indefinite
- the indefinite articles a and an
- indefinite pronouns
We're stuck here for an indefinite period of time.
Their plans have been put on indefinite hold.
She is indefinite about her plans.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'indefinite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 1530See Words from the same year
: not certain in amount or length
: not clear or certain in meaning or details
What made you want to look up indefinite? Please tell us where you read or heard it (including the quote, if possible).