It's used to blatantly lie to your face with a smile. Will use any tactic to better oneself. i.e. " You get a $6,500 tax credit when you buy a used diesel vehicle!" Often used by shady and or questionable salesman. Buyer beware a murphism is coming to a dealership near you.!
"By the way Mr. Jones if you buy this vehicle you will get onefree!"
"This car gets 239 miles per gallon, Mrs. Salazar."
Knowing that something is going to go wrong and plowing through anyway due to the off chance something actually goes your way.
Guy 1:" I'm going to go talk to that chick. She's a solid 9.5."
Guy 2: "Are you nuts? No shot man, just go home and choke the chicken. This has rejection written all over it."
Guy1: "I know but Murphyism is giving me some weird confidence right now. "