The infinitive form of "yerp", used to express an emotion not definable within the english language, a cross between an affirmative "yes" and a confident flex of "yaaaaaaaa". The only acceptable response to someone saying yarp is a confident response of "yarp."
Guy 1: "Bro we boutta flex on this midtermrn"
Guy 2: "yaaaaarp"
Guy 1: "yarp."
The opposite of pray - to get off ones knees and take affirmative action to attain whatever it was you were praying for.
verb. Sally was flat broke and having spent weeks praying for money to no avail she decided to yarp for money. So she found a job ad in the paper, applied for it and a week later took home a pay check.
bob: Hey dude why did the chicken cross the road?
billy: Why!?
bob: To get to the other side!!
billy: YARP YARP YARP YARP YARP YARP YARP YARP YARP YARP YARP YARP YARP