cynic

noun2

1. •
   A person whose outlook is scornfully negative.

   • Well, that's one in the eye for the nay-sayers, the doubters, the cynics and assorted tosspots what make up the media and that. — 2000
2. •
   A person who believes that all people are motivated by selfishness.

adjective2

1. •
   Relating to the Dog Star.
2. •
   Synonym of cynical.

adjective1

1. •
   Of or relating to the Cynics.

noun1

1. •
   A member of a sect of Ancient Greek philosophers who believed virtue to be the only good and self-control to be the only means of achieving virtue.