To be great at an activity

Derived from the swedish ravings of Sweden-Is-Gratest the most eccentric TFC player ever.

Can also be used with other words such as wubbage and CMNP
'OMG I RO><oR!!!!!'

'I got ro><or CMNP last night from Requiem'
by Rue September 01, 2004
mugGet the Ro>mug.

ro-ro

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
mugGet the ro-romug.

ROS

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

"yep, for sure....ROS baby!"
by Bonzai April 11, 2007
mugGet the ROSmug.

ROS

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 13, 2018
mugGet the ROSmug.

Ros

"Look at that flower, that's Ros, if ever i saw it"
by Mary July 22, 2003
mugGet the Rosmug.

RO

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
mugGet the ROmug.

Ro-Ro

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 02, 2008
mugGet the Ro-Romug.