(V): The act of adding decorations specific to the Oklahoma City Thunder NBA team to anything and everything as a way to show how pumped up you are for the team. Basically making anything Thunder-ized.
James: Did you see that building with a beard?
Kevin: Yeah, they Thundered Up that building.
Serge: The whole state of Oklahoma is Thundering Up!
Thabo: I know, I can't go anywhere without seeing people dressed in orange and blue, street art, flags and banners.
Russell: We need to Thunder Up for the big game.
Kendrick: Yeah, we should buy lots of Thunder stuff and wear it and put it everywhere.
Kevin: Yeah, they Thundered Up that building.
Serge: The whole state of Oklahoma is Thundering Up!
Thabo: I know, I can't go anywhere without seeing people dressed in orange and blue, street art, flags and banners.
Russell: We need to Thunder Up for the big game.
Kendrick: Yeah, we should buy lots of Thunder stuff and wear it and put it everywhere.
by OKCThunderLover June 14, 2012
by TheZoso May 21, 2011
Slang for "furious masturbation."
I've got my tissues, a brand new bottle of Jergens, reruns of "Charles in Charge" on DVD...now it's time to THUNDER UP!
by thunderupper June 13, 2012
Thunder up is the term used when the Oklahoma city thunder basketball team gives an ass whooping to other teams.
Thunder up on the Los Angeles Lakers tonight!
by Thunderjunkey22 April 27, 2010
by A. Kylar March 29, 2016