The term 'Nick of '48HRS.'' is referring to the character Nick Nolte played in the 1988 action-comedy film '48 Hrs.'. Nick Nolte is an American actor, producer, author, and former model who has appeared in over 100 films and television productions. In '48 Hrs.', he plays a hard-nosed cop who teams up with a criminal (Eddie Murphy) to catch a pair of cop killers. The film was a box office success and launched Nolte's career as an action star.