rimmer noun4 •An implement for cutting, trimming, or ornamenting the rim of anything, as the edges of pies, etc. •(slang, vulgar) One who performs anilingus (rimming). •A mixture of confections, spices, and/or salt applied to the rim of a beverage glass or mug. •(slang) A bowl (part of a pipe or bong) which is completely filled with marijuana.There were days when I literally didn't feel a dab and there are some days where two rimmers get me higher than a regular dab. — 2017 formsrimmers