Alison is a name and not of Japanese origin, so if you are sure it has been used somewhere as a 'Japanese slang term', after you show me the source we can talk about it.
You mean Babe as in cute girl ? There is no slang for babe in Japanese but a cute girl would be called a Kawaii (Cute) Onna (girl) or Onnanoko
Didi does not mean anything in Japanese.
slang for nimcompoop
Means lowest ranking in a test, or dropout - jisho.org
what does it mean in English and i might have a chance of explaining it in Japanese
"Raripapa" is Japanese slang for "Blah blah blah".
It's (Japanese) slang for wetting the bed.
if you mean penis then its penisu if you mean the nickname Dick its diku dick as in slang for detective its keiji
uke is used in Japanese slang to mean the receptive partner(bottom) in anal sex.
Alison is NOT a Greek name.
It's a rude slang term meaning 'you' Only use it with your worst enemies.
You mean Babe as in cute girl ? There is no slang for babe in Japanese but a cute girl would be called a Kawaii (Cute) Onna (girl) or Onnanoko
Shimata is a Japanese slang term that can be used to express frustration, surprise, or dismay. It can be translated to phrases like "oh no" or "oops" in English.
Nippon, a Japanese name for Japan
If you mean slang as in internet slang, then it means "Certified Old Fart".
Kimoi (This is slang)
Garrett mean in cockney slang