Combination of (confir)med & affir(mative); possibly used in CBtrucker talk.
~Scoog, are you reading me?
-Copy that Clancy , I'm reading you loud and clear
~Did you see that Bard Owl at when Fueling up?
-I believe that was a Spotted Owl ~That's Confirmative
can also pronounced confarmed...the person who says it means they agree with what your saying or what is going to happened. It can also be used in the place of yes. Used maninly among Nigerians.
James: John yesterday night was epic
John: Confirmed
Tunde:Are you in Naij for Christmas
Emeka: Confirmed where else would I be