Alternative spelling of whatnot

(idiomatic) not at all, not in any way

(idiomatic) not at all, not in any way

(Australia) Used to express displeasure at someone else's incompetence.

(idiomatic, chiefly US, Canada) A person (or organization) who often expresses a strong opinion or viewpoint on a single subject or a few particular subjects.

Not an improvement over something; not nearly as good as something; much worse than.

(UK) To be too frightening or upsetting to even contemplate.

(computing) A notation where each control character is represented by a caret followed by a letter or symbol.

plural of bass note

(Internet slang) Used to indicate that the speaker does not like something they have seen or heard.