old boy

Definitions of old boy

n a former male pupil of a school

Type of:
alum, alumna, alumnus, grad, graduate
a person who has received a degree from a school (high school or college or university)

n a familiar term of address for a man

old man
Type of:
adult male, man
an adult person who is male (as opposed to a woman)

n a vivacious elderly man

Type of:
golden ager, old person, oldster, senior citizen
an elderly person

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.