a personality type characterized by serenity, relaxation, amiability, etc., traits thought to make one less susceptible to heart attacks
Word origin
see Type A
Type B in American English
noun Psychology
1.
of or pertaining to a pattern of behavior characterized by an unhurried, patient, tolerant manner, an ability to relax easily, and amiability, and possibly associated with a decreased risk of heart disease
2.
of or pertaining to a person who exhibits Type B behavior