form letter
noun
a standardized letter that can be sent to any number of persons, occasionally personalized by inserting the name of each recipient in the salutation.
Origin of form letter
An Americanism dating back to 1905–10
Words nearby form letter
form class,
form criticism,
form drag,
form factor,
form genus,
form letter,
form stop,
form word,
formability,
formad's kidney,
formal
British Dictionary definitions for form letter
form letter
noun
a single copy of a letter that has been mechanically reproduced in large numbers for circulation