noun-modifying (irregular)
trivial; worthless; insignificant
Describes something as lacking value or importance; often dismissive. Used prenominally to modify nouns.
See also: 下らぬ
そんな下らんことで悩むな。
Don't worry about such trivial things.
下らん話はやめて、本題に入ろう。
Let's stop the worthless chatter and get to the main topic.
noun-modifying (irregular)
Used to dismiss ideas, statements, or actions as lacking sense or intelligence. Stronger than sense 1, often implying irritation.
See also: 下らぬ
彼の下らん冗談にはもううんざりだ。
I'm fed up with his stupid jokes.
そんな下
Such a foolish excuse won't work.