wine of pomegranate, plums, limes, or something similar (see Molina)
Orthographic Variants:
xocouino
Alonso de Molina:
xocouino. vino de granadas, ciruelas, limones, o de cosa semejante. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 160v. col. 2. Thanks to Joe Campbell for providing the transcription.