The definition of melodramatic is being overly emotional.
An example of a melodramatic person is someone who causes a scene over every little problem.
of, characteristic of, or like melodrama; sensational and extravagantly emotional
- Having the excitement and emotional appeal of melodrama: “a melodramatic account of two perilous days spent among the planters” ( Frank O. Gatell )
- Exaggeratedly emotional or sentimental; histrionic: “Accuse me, if you will, of melodramatic embroidery” ( Erskine Childers )
- Characterized by false pathos and sentiment.
(comparative more melodramatic, superlative most melodramatic)