1. An innkeeper. See hosteler.
2. The person who has the care of horses at an inn or stable; hence, any one who takes care of horses; a groom; so called because the innkeeper formerly attended to this duty in person.
3. The person who takes charge of a locomotive when it is left by the engineer after a trip.
Origin: oe. Hosteler, osteler, innkeeper, OF. Hostelier, f. Hotelier. See hostel, and cf. Hospitaler, hosteler.