Noun stifler has 1 sense
  1. stifler, smotherer - a person who stifles or smothers or suppresses; "he is a real conversation stifler"; "I see from all the yawn smotherers that it is time to stop"
    --1 is a kind of person, individual, someone, somebody, mortal, human, soul
    Derived forms: verb stifle1, verb stifle2