Nonsensical

This is a nonsensical argument. 

Это бессмысленный спор.

Ask a nonsensical question and get a nonsensical answer. 

Задай бессмысленный вопрос — и получишь бессмысленный ответ.

Don't listen to him. He's talking nonsense. 

Не слушай его, он говорит глупости.

She thinks that astrology is nonsense. 

Она считает астрологию ахинеей.

If they start pushing each other or some such nonsense, send them to their rooms. 

Если они начнут друг друга толкать, или какую-то подобную ерунду, отправьте их по своим комнатам.

He was not in the mood to put up with any nonsense from his little brother.  

She doesn't take any nonsense from anyone.  

Many of the words in the poem are nonsense.  

...a dingbat who was constantly firing off nonsensical letters to the editor...  

I don't know why you believe that nonsense about certain numbers being unlucky.  

Для того чтобы добавить вариант перевода, кликните по иконке ☰, напротив примера.