Adjective (な)
Noun
Usually written in kana
1. absurd; unreasonable; nonsensical; preposterous; incoherent
めちゃくちゃな話だな。What a ridiculous story.
2. extreme; senseless; reckless; wanton
3. disorderly; chaotic; confused; messy
あっちもこっちもめちゃくちゃだ！It's a mess everywhere!
Adverb
Usually written in kana
4. incredibly; really; so; super
めちゃくちゃいい名前じゃないか。Isn't that an incredibly good name?