Reflexive verbs in Galician grammar are verbs that indicate the subject of the action is also the recipient of the action. These verbs are formed by adding a reflexive pronoun (me, te, se, nos, vos, se) to the verb. In Galician, reflexive verbs are common and can be used to describe daily routines, emotions, and relationships. Learning to use them correctly is essential for mastering the Galician language.