Bill: nah, i nobbed it off.
Bob: are you comeing to football training tonight?
Bill: nah, i cant im working.
Bob: nob off work and come.
For some males a "noboff" can be a repeating problem. An example of a "noboff" becoming a problem would be trying to engage in sexual intercourse. This is normally when some men choose to turn to viagra.
Lisa: "Leave me alone you pervert."