DNO full form

Meaning : Dont know

Category : Internet Chat
Sub Category : Slang

What does DNO mean or stand for ?

When a person doesn’t know the answers ,then he/she replies I don’t know. DNO is a short form of Don’t know or do not know.

Its like when Lucy message John regarding her sunglasses she is searching for. When John does not know about about it , He replies to her DNO.