++

++

1. (chess notation) Double check.
2. (chess notation, dated) Checkmate.
3. (programming) Increment by 1 (in certain programming languages such as C and Java).
4. (programming) Concatenation (as an approximation of the mathematical symbol ⧺ in certain programming languages such as Haskell).
5. (Internet slang, by extension) Indicates agreement with a previously posted comment.

• (checkmate): #
• (increment): ⧺
• (concatenate): ⧺

• (antonym(s) of “increment by 1”): --

• +
• +++

• IPA^(key): /plʌsˈplʌs/

• Audio (US):

  (file)

• Rhymes: -ʌs

++

1. (computing) Indicates a product with additional features or functionality.

   C++

   Notepad++