a potentially vague, yet promptly conclusive statement used with the intention of relieving or emphasizing certain failure induced through an alleged mistake made by the directed force or specimen.
Johnny cut the red wire, which painfully ended the life of the poor kitten. If he instead had the presence of mind to cut the green wire, the kitten's life could have been saved, and himself avoided the criminal consequences of abusive animal treatment. Oops.
by Great Spike II February 24, 2010
by Lililf April 15, 2010
A one word euphemism for sexual intercourse, especially regarding drunken and unplanned encounters and/or one night stands. Seen mostly in text messages sent to one's best friend the day after commiting said drunken act.
by StarQueenBitch April 18, 2010
by oonagh January 16, 2004
An acronym for Original Post Original Poster. This refers to the person that made the OP (Original Post) that someone has taken a screenshot of and shared to an external website. This differentiates the person that created the original content from the person that shared it to an outside source, who is referred to as OP (Original Poster).
by lovely rat kitten January 28, 2021
Ella: *Waves to Olivia*
Sarah: *Waves back thinking it was for her, but notices it wasn’t*
Sarah: Oop
Sarah: *Waves back thinking it was for her, but notices it wasn’t*
Sarah: Oop
by wohtherecowboy123 June 22, 2019
by Dat 1 Lil' Whyte Boi January 06, 2006