at one time or another
On various separate occasions. For example, At one time or another I've considered replacing the furnace, but so far I haven't done so. [Early 1600s]
Read more in this article about some frequently asked questions and fun facts related to our definitions.
How can I figure out when to use some time, sometime, or sometimes?
Most often, sometime is one word: He will wash the car sometime.When some is used adjectivally with time to mean a short time, a long time, or an indefinite time, then it should be written as two words: She has not heard from her friend in some time. Related words that can be discussed here include the pronoun anyone and the adverb anytime which are …
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.