What does this backslash syntax mean?

(defun elfeed-search-mode ()
  "Major mode for listing elfeed feed entries.
  • 1
    It's \\{, not just two backslashes, and it's in a doc string, not a comment.
    – Drew
    Commented Jun 27, 2018 at 22:09

1 Answer 1


This form expands to a summary of a keymap.

From (elisp) Keys in Documentation:

stands for a summary of the keymap which is the value of the variable MAPVAR. The summary is made using describe-bindings.

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