Denser than a door nail in a cubby house

As useless as a nail in a plastic toy house for kids.
Dense, stupid, ignorant

That guys denser than a door nail in a cubby house

Bone burial

An Australian made phrase used as slang for sex

I’m gonna make like a dog, and bury my bone in your hole

‘I’m due for a bone burial mate’

‘Fuck, s’been a while since I ‘buried the bone’

Victor

To have a sense of entitlement in anything that seems fit

Oi, don’t be a victor