thou , v : (transitive) To address (a person) using the pronoun thou, especially as an expression of contempt or familiarity. (intransitive) To use the word thou.
Cibo e viaggi / Food and travel notes by Livio Acerbo

thou , v : (transitive) To address (a person) using the pronoun thou, especially as an expression of contempt or familiarity. (intransitive) To use the word thou.