Definition of mail order
: an order for goods that is received and filled by mail
mail–orderplay \-ˌȯr-dər\ adjective
Examples of mail order in a sentence
You can purchase the books by mail order.
The store sent out all its mail orders in time for the holiday.
First Known Use of mail order
MAIL ORDER Defined for English Language Learners
Definition of mail order for English Language Learners
: a method of buying products that are received by mail
: a product that is sent by mail to the person who bought it
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