initials

1. 1
   nounplural

   The first letters of someone's first, middle, and last names, used as a short form of the name.

   Like a short nickname made only from the first letters of your names.

   She signed the letter with her initials at the bottom.

   He carved his initials into the old oak tree.

   Note
2. 2
   noun

   Plural of initial. Use this form when talking about more than one starting letter.

   The old manuscript had beautiful painted initials at the start of each section.

   She practiced drawing fancy initials for the wedding invitations.

   Note
3. 3
   verb

   Third-person singular simple present of initial. Use this form with he, she, or it.

   She initials every page before sending the contract back.

   He initials the form to show that he agrees.

   Note

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