a verb. used for when someone does something that is negative but not bad enough to need a beat-down. a verbal warning

Internet persona(s) who happens to follow you and you happen to follow them back and maintain communication with and have a mutual liking for eachother whether it be friendship wise, etc. (Mutuals if more than one mutual)

When playing a best of game and one player is a single game or match away from losing they are said to be on notice.