- geek - a carnival performer who does disgusting acts
--1 is a kind of performer, performing artist
- eccentric, eccentric person, flake, oddball, geek - a person with an unusual or odd personality
--2 is a kind of anomaly, unusual person
--2 has particulars:crackpot, crank, nut, nut case, nutcase, fruitcake, screwball; nutter, wacko, whacko - eccentric, eccentric person, flake, oddball, geek - a person with an unusual or odd personality