A character with No Sense of Humor is incapable of enjoying jokes, comedy, or humor of any sort. Maybe the character is The Stoic turned Up to Eleven, or an otherworldly being with no notion of comedy, or the victim of a traumatizing accident — whatever it is, this person will not (or cannot) respond to humor, tell jokes, or even recognize when something is funny at all.
Some characters with No [...] [tvtropes.org]