drop (one) a note

drop (one) a note

To send one a letter or message. I always try to drop Janet a note around her birthday so that she knows I'm thinking of her.
See also: drop, note
Farlex Dictionary of Idioms.

drop someone a line and drop someone a few lines; drop someone a note

to write a letter or a note to someone. (The line refers to lines of writing.) I dropped Aunt Jane a line last Thanks giving. She usually drops me a few lines around the first of the year. Drop me a note when you get a chance.
See also: and, drop, few, line, note
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

drop somebody a ˈline/ˈnote

(informal) write a short letter, message, etc. to somebody: I dropped her a line inviting her to my birthday party.
See also: drop, line, note, somebody
Farlex Partner Idioms Dictionary
See also:
  • drop (one) a few lines
  • drop a line and drop a few lines; drop a note
  • drop it
  • Drop it!
  • drop in
  • drop in(to) (something)
  • drop over
  • drop in for a chat
  • fond of a drop
  • drop trou