macaroon Look up macaroon at Dictionary.com
1611, "small sweet cake consisting largely of ground almonds," from Fr. macaron (16c.), from It. dial. maccarone (see macaroni). Fr. meaning said to have been invented 1552 by Rabelais. The -oon ending was conventional in 15c.-17c. Eng. to add emphasis to borrowings of Fr. nouns ending in stressed -on.