Noun has 2 senses

• simpson(n = noun.person) duchess of windsor, mrs. simpson, wallis warfield simpson, wallis warfield windsor - United States divorcee whose marriage to Edward VIII created a constitutional crisis leading to his abdication;


• simpson(n = noun.person) sir james young simpson - Scottish obstetrician and surgeon who pioneered in the use of ether and discovered the anesthetic effects of chloroform (1811-1870);