Define Shittin Me Meaning

Shittin Me
Phrase letting somebody know they lying

"Mann, that ho there is fine man!" said the nigga in the blue shirt. " Shittin me! that ho ain't got no ass!"
By Lorena
You Shittin' Me
Slang for, "You're joking."

"Yo dawg, I heard dis bitch had a kid last week yo."
"You shittin' me, dawg!"
By Eleonore