1) A person in charge of the palfreys or saddle horses.
A well-documented by-name which was active into the fifteenth century at least and also gave rise to surnames: 1301 De Willelmo Palefreyman, vjd, Pickhill
1381 Joseph Palfrayman, Scorborough
1404-5 ‘And he has delivered to John Palfayman for the fodder of the horses in the lord abbot’s stable’, Selby. See GRDict.