Top Definition
Ruler of The Universe
Dayum he was soooooo good ! He was the ROTU as far as I'm concerned !!
#almighty #god #head honcho #king #big kahuna
by Rosy_The_Riveter October 26, 2008
5 Words related to ROTU
Acronym standing for Ruler Of The Universe.
The ROTU knows who's been a good boy and a bad boy.
by Squilliam The Conqueror November 14, 2015
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