A minor mistake or unforseen difficulty.
"The developer decided to switch from procedural code to oops because it offered better memory management."
Abbreviation of object-oriented programming system.
In plain English: Oops is an informal word used to admit you made a silly mistake.
"He admitted that his excuse for being late was just an oops from yesterday morning."
Usage: Use the noun form of oops as an informal label for a small, accidental error that causes no serious trouble. Avoid using it in formal writing where precise terms like "mistake" are preferred over this colloquial expression.
To make a mistake; to blunder.
"The computer program crashed because it encountered an oops error during execution."
Third-person singular simple present indicative form of OOP
"Oops, I accidentally deleted your file."
Acknowledging a mistake.
"Oops, I accidentally spilled coffee on your report."
The word "oops" likely originated as a shortened form of phrases like "whoops-a-daisy," which were themselves playful mispronunciations of "upsy-daisy." First appearing in writing around 1921, it serves as an exclamation closely related to the later term "whoops."