ROTFLMBO has various meanings in the Online category. Discover the full forms, definitions, and usage contexts of ROTFLMBO in Online.
ROTFLMBO is an acronym that stands for "Rolling on the floor, laughing my behind off." It is used online or in text messages to respond to something really, really funny. The acronym is a combination of ROTFL and LMBO, which is a more tame version of ROTFLMAO. It is pretty obscure so you should only use it with other slang experts to avoid confusion. Otherwise, the recipient may think you are having a stroke.
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