Old boy, chap, man, etc.
noun
A term of friendly address often implying on an adult male.
Thanks for your help, old boy!

Often appears as...
- good old boy
- see you old boy
noun
A way to refer to a friend or companion.
Hey, chap, long time no see!

Often appears as...
- old chap
- dear chap
noun
A way to address a man.
Be careful, man, that's hot!

Often appears as...
- come on man
- oh man
noun
A former male student of a school, college, or university.
He is an old boy of Eton College.

Often appears as...
- eton old boy
- school old boy
Usage tips
Academic
noun
A term of friendly address often implying on an adult male.
Thanks for your help, old boy!

Often appears as...
- good old boy
- see you old boy
noun
A way to refer to a friend or companion.
Hey, chap, long time no see!

Often appears as...
- old chap
- dear chap
noun
A way to address a man.
Be careful, man, that's hot!

Often appears as...
- come on man
- oh man
noun
A former male student of a school, college, or university.
He is an old boy of Eton College.

Often appears as...
- eton old boy
- school old boy
Usage tips
Academic
Definition 1 of 4

Familiar Tone
Used among friends or people comfortable with each other, indicates close relationship or warm feelings.

Don't worry, old boy, I've got your back!
Old-fashioned Charm
Has an old-timey feel that can add a playful, nostalgic, or respectful tone to a conversation.

You're a true gentleman, old boy!
Not Literally Old
It doesn't mean the person is old in age; it's just a friendly way to address someone.

How's it going, old boy?
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