Top definition
Someone who is good at telling lies. Bs'er (Bullshiter) Who tells a bunch of bullshit and is an expert at it because they do it so much.
"Jack told me you hated me so i dont like you"
"I dont hate you dont believe him....he is just an expert bs'er"
"Ok man. I believe ya"
by ConfusedOK September 03, 2016
Get the mug
Get a Expert bs'er mug for your dog Bob.