Tinkerbell noun2 •Anything whose existence or power depends on the faith of believers.I characterize it as the "Tinkerbell Approach" to policy development: It might work if all the children would just believe hard enough and clap their hands — 1988 •(slang, offensive) A homosexual or effeminate man.When he confronted his boss he screamed at him about being gay and fired him saying he didn't want "Tinkerbells" working for him. — 1986 formsTinkerbells