What does Absurdist mean?

(noun)

1. A philosophy, often translated into art forms, holding that humans exist in a meaningless, irrational universe and that any search for order by them will bring them into direct conflict with this universe: "True absurdism is not less but more real than reality" (John Simon)
2. An act or instance of the ridiculous: "This strained conceit never quite locates screen equivalents for the stage absurdisms" (Village Voice)

(derivatives)ab·surd́ist adjective noun