Dinkle means: Informal slang for a penis, typically used in a childish, euphemistic, or humorous register rather than as a serious vulgarism. It is often used when discussing children's anatomy with children, or. It is informal slang, fine in casual speech but not suited to formal contexts. It carries sexual or vulgar connotations; not alarming on its own but worth understanding the context your teen heard it in. This is a food-related word and harmless in itself.