Rheem Rats Share definition Flag Someone who spent the night at Rheem Shopping center at least 3 times and smokes lots of weed, and they have nothing to do and few have cars dude you never do shit, your a rheem rat like Josh Berkman Rheem Rats by asslick May 4, 2005 0 0 Get merch Get the Rheem Rats mug. Buy Now — $32.95 See more merch