Grundy

Defecation.

I gotta take a gundy.

sipatoise

a mixed drink with coke and bourbon

the party last night

loosen your goose

Just relax

If you would just loosen your goose dude, you'd feel much better.

sheezus

A word that originated from the two words sheesh and jesus.

Sheezus man!! Are you trying to kill me?

airmail bill

a naked british dinosaur who enjoys a homsexual lifestyle and chubby young men

an airmail bill was arrested today in manchester for raping a bunch of fat men

wow this guys really gay and old! He's such an airmail bill!

carpe diem

To seize the day

Also a song by dream theater. Theyre a mad band ay

uber

A German word.
Has more than just one definition, though...
When someone overreacts - dann "überreagiert er".
But, also when someone is above of something else, he is "über etwas".

"Ich bin über Dir." - I am above of you.
"Ich bin überglücklich!" - I am very lucky.