Is くだらねぇ verb conjugation?


From the first episode of Death Note:

> まったく くだらねえ

Is くだらねえ slang for くだらない?




[くだらない](https://jisho.org/word/%E4%B8%8B%E3%82%89%E3%81%AA%E3%81%84)⇒くだらねえ

[Changing of vowels at the end of words to
え](https://japanese.stackexchange.com/q/29099/30454)

[Meaning of "ねーし"](https://japanese.stackexchange.com/q/29292/30454)

[Pronouncing ない as ねい / ねえ (also ~oi to
~ei)](https://japanese.stackexchange.com/q/41395/30454)




[くだらない](https://jisho.org/word/%E4%B8%8B%E3%82%89%E3%81%AA%E3%81%84)⇒くだらねえ

[Changing of vowels at the end of words to
え](https://japanese.stackexchange.com/q/29099/30454)

[Meaning of "ねーし"](https://japanese.stackexchange.com/q/29292/30454)

[Pronouncing ない as ねい / ねえ (also ~oi to
~ei)](https://japanese.stackexchange.com/q/41395/30454)

