adverb/poɾ la ˌpweɾta ˈɡɾande/
held in great honour, in a big way
Antonyms: por la puerta de atrás
Literally, “through the grand door”. Possibly from a tradition to only open the large central doors of a cathedral for special occasions, such as the arrival of high nobility, or of the archbishop on the occasion of the consecration of a new bishop.