n. [ Sp. tití. ] 1. (Zool.) Any one of several species of small, soft-furred South American monkeys belonging to Callithrix, Chrysothrix, and allied genera; as, the collared teetee (Callithrix torquatus), and the squirrel teetee (Chrysothrix sciurea). Called also pinche, titi, and saimiri. See Squirrel monkey, under Squirrel. [ 1913 Webster ]
2. (Zool.) A diving petrel of Australia (Halodroma wrinatrix). [ 1913 Webster ]