"how are we doing for time? think we'll make our ETA?"

"yep, for sure....ROS baby!"
by Bonzai April 4, 2007
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Rest of season, remainder of season. Term used in sports contexts, especially baseball and fantasy sports chat.
Aaron Judge won the 2017 Home Run Derby, then his batting stats took a dive ROS.
by CENSORED! June 5, 2018
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ro-ro, slang for coronavirus or covid-19. Although it is an upper respiratory virus, it can be contracted by any humanoid who has been peckerized, or received an oral exam over the past 14 days.
I changed my mind about going down on her, for fear of catching the ro-ro.
by benzvette March 20, 2020
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"Look at that flower, that's Ros, if ever i saw it"
by Mary July 22, 2003
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Racial Oppression. Unfair treatment of a specific ethnic group. See the Holocaust.
Airport officer: (Looks at Indo's passport) I'm going to have to ask you to step aside sir.
Indo: FUCK! That's RO, asshole!
by AnIndo April 11, 2008
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Somebody who acts like a dumbass or a retard on purpose or just plain stupid. Has nothing to do with people with developmental disabilities, but this term has used in a condescending way against the mentally challenged.
Dammit Matt!! quit being such a Ro-Ro
by Joaquin Z February 3, 2008
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