Used in irony, a derogatory term that can be used to cause a seemingly fit individual to question their own set of hitherto confirmed values and beliefs without proper cause. Extreme caution should be exercised; the greeting ought not to be used on a regular basis as repeated reminders might leading to eating disorders or bouts of over exercise, leading to unwanted side effects, such as hair loss, saddle rash, jogger's nipple or a fetish for wearing padded lycra clothing and ultimately self abuse.

A genial expression of close affilliation best expressed by unexpectedly tapping a friend, relative or associate in the genital region, with the back of one's hand - usually with the intent of causing either mild temporary discomfort or pain. However, this can escalate over a period of time into a situation in which the 'nobtap' might be performed at the most inconvenient or inopportune moment, with the intention of causing maximum embarassment. Any affected response (or rather lack of one) from the tappee might be insinuated as reflecting their prowess or endurance, causing even greater anxiety for the tapper in the form of reciprocal events yet to come.

in this context, used to describe the inane and vacant expression sometimes appearing upon an individual's countenance, suggesting that they are unable to focus or concentrate on current events owing to a preoccupation or pervious misdemeanour involving some form of deviant activity