bilk /bɪlk/verb 4noun 3forms 3 verb4 •To do someone out of their due; to deceive or defraud, to cheat (someone).They also perpetrate nonviolent crimes like bilking elderly couples out of their life savings and running a business with ruthless disregard for the welfare of the workforce or stakeholders. — 2011 •(UK) To steal fuel from a self-service filling station by driving away without paying after filling the fuel tank or other container; to commit a drive-off. •To spoil the score of (someone) in cribbage. •(no longer used) To evade, elude. noun3 •The spoiling of someone's score in the crib. •(no longer used) A deception, a hoax. •(no longer used) A cheat or swindler. formsbilked · bilking · bilks