recherchez un mot, comme spook :
 
1.
German slang (from French: adieu)

An informal goodbye among friends.
Friend #1: Well, I have to be going. See you.
Friend#2: Yeah, it was fun. Tchuss! (sounds like "choose" or "juice")
de lunasoul 3 juillet 2006
 
2.
This is a farewell expression in urban German when you part company after meeting
Poutchoa, Aurevoir, Goodbye, Tchuss
de Jean Gwouona 30 novembre 2007