Bringing in the boar's head. In heraldry, the boar's head was sometimes used as symbol of hospitality, often seen as representing the host's willingness to feed guests well. It is likewise the symbol of a number of inns and taverns.
Trestles in the medieval De Stratford coat of arms:
The trestle (also tressle, tressel and threstle) in heraldry is also used to mean hospitality, as historically the trestle was a tripod used both as a stool and a table support at banquets.
Hospitality refers to the relationship between a guest and a host, wherein the host receives the guest with goodwill, including the reception and entertainment of guests, visitors, or strangers. Louis, chevalier de Jaucourt describes hospitality in the Encyclopédie as the virtue of a great soul that cares for the whole universe through the ties of humanity.
Hospitality ethics is a discipline that studies this usage of hospitality.