Fabó is a diminutive form of the name Fábián, which is of Latin origin, meaning 'bean grower' or 'bean seller'. The name Fábián itself is derived from the Roman family name Fabius, which is associated with the Latin word 'faba', meaning 'bean'. Fabó, as a diminutive, carries a sense of endearment or familiarity, often used in informal or affectionate contexts.