forty-second I. \| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷\adjective 1.: being number 42 in a countable series < the forty-second day > — see number table 2.: being one of 42 equal parts into which something is divisible < a forty-second share of the money > II. noun 1.: number 42 in a countable series 2.: the quotient of a unit divided by 42 : one of 42 equal parts of something < one forty-second of the total >