Definition: A person who has a very flat or indented face
Boy: “Oi Charlie I swear you sit next to mallet face”
Charlie: “yeah bro its a pain in the ass”
A large vibrator ....that. looks like a microphone 🎤..... AKA a wand
Whe you see a used vibrator on Facebook marketplace that claims it's brand new , but you can just tell its been hammered you can exclaim " that's a well used twat mallet "
A person who is incapable of producing an original idea. Copycat. Biter. Poser.
See also; twatwaffle
Dude, you’re such a breia mallet, get your own life, loser
Last night that slut went so hard she yarfed all over my beef mallet