noun the kiss of peace; also, the embrace in the sanctuary now substituted for it at high mass in roman catholic churches.
2. pax ·add. ·noun friendship, or a friend;
·esp. in the phrases to make pax with, to make friends with, to be good pax, to be good friends; also, truce;
used ·esp. interjectionally.
3. pax ·noun a tablet or board, on which is a representation of christ, of the virgin mary, or of some saint and which, in the mass, was kissed by the priest and then by the people, in mediaeval times; an osculatory. it is still used in communities, confraternities, ·etc.