What is Ferdef?
1.
Abbreviated slang term for "definetely"
Similar to the usage "fosho"
Are you gonna hit up that party?
Ferdef!
See
2.
For definitely. Another option for, fer sure, and fo sho.
I am ferdef going to that show next week.
See
Random Words:
1.
Adds more emphasis to "Oh my God", Basically the same thing. Just like WOW and Oh my god combined. Used when surprised also...