Simple Definition of form letter
: a letter that has a standard form and is sent to many people
Full Definition of form letter
1 : a letter on a subject of frequent recurrence that can be sent to different people without essential change except in the address
2 : a letter for mass circulation that is printed in many copies and has a very general salutation (as Dear Friend)
Examples of form letter in a sentence
The bank sent out thousands of form letters offering its credit card.
First Known Use of form letter
Seen and Heard
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