0 having no humor
1 unable to see humor in things when most others do:
His father was a humorless, embittered man.
She is the only one who is a cyborg, as she makes a reference to her positronic photon brain, and typically serious and humorless.
She is also grumpy and rarely smiles, possibly the most humorless character in the mall.
He is portrayed as a brooding and humorless man with a harsh sense of justice and an obsession with slights both real and imagined.
Puritan and humorless, at least in public, he had a total disregard for public opinion.
He often speaks in a low, emotionless monotone when at his most unreadable, frequently sprinkling his speech with sarcasm or dry, humorless jokes.
However, he felt that the show is humorless and sometimes incoherent.
It has come to represent locations that are desolate, dry, and often humorless, with few or no occupants.
He was known to be extremely irritable and humorless.
