Meanings
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1
noun
historically, a boy or man who rode a post horse to guide a hired carriage; a postilion
The postboy urged the lead horse up the muddy hill.
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2
noun
a boy employed to carry or deliver letters
A postboy brought the packet from the neighboring town.
Thesaurus
Synonyms
Word family
Etymology
A compound of post, referring to the relay system for horses and mail, and boy. It named both a rider attached to horse-post transport and a young carrier of letters.