Adjective Something pretentious, pointless or awkward, including behaviour.

'Twatty' may cause offence. Especially to twats.

someone or something which is daft. a light hearted twist to the insult'twat' but more acceptable for use in public

Somebody who has an annoying ring tone such as "warning it's the wife" and works in an office environment, is deemed as "twatty". They also like to wear a "comical" jesters hat and go by the name Rick (with a silent P).

a man having womanly emotional qualities that would lead you to believe he may be sporting a vagina; a man who acts like a woman more than a woman.

A mussel - the seafood, shell fish. Called this due to the resemblance of a shelled mussel to a woman's pussy. Pussy = twat, so mussels are twattys.

(adjective) The act of being a twat.