Cunk

To hit someone/something very hard. Originates from hitting a small tank with a big howitzer.

I just cunked that tank!

Lucasi

1. To hold strong opinions against the government.

2. To hold strong opinions in favor of conspiracies.
3. To act against the government in a manner that includes conspiracy and/or witchcraft.

Don't be so lucasi about it.
Hey, don't talk like that! You wouldn't want them to think you're lucasi.