LMSTD means: Like any other text message acronym, Lmstd means “Laugh your self to death”. (in Community Dictionary, added by Jonathon Cooke)

What else does LMSTD mean?

  • “Let’s see the dick.” (in Community Dictionary, added by Archipelago)
  • “Let’s see the dick!” An acronym used by bros and aggressive females. (in Community Dictionary, added by Luciano Peña)