Definition of form letter in English English dictionary
A letter that is written generically with blanks to be filled in with individual details, often sent in bulk, and frequently regarded as impersonal
For my trouble, they sent me a form letter with my name misspelled.
A usually impersonal letter in a standardized format that may be sent to different people or to large numbers of recipients. a standard letter that is sent to a number of people
letter which is prepared with a uniform formula and is intended to be distributed to a group of people