OTB

O1T1B3

A form of over-the-board — Taking place in person with players facing each other across the chessboard, as opposed to correspondence games, online tournaments, etc.

UncommonScrabble 5
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Meanings

adjectiveOTB (not comparable)
  1. abbreviationinitialismnot comparableboard gamesInitialism of over-the-board.

    Of course, you can say "adjust" or "I adjust" as well, but "J'adoube" is recognized worldwide as the same thing—this distinction could be important if you play against someone who doesn't speak your language in an OTB game.

    2025 September 22 (last accessed), “J'adoube - Chess Terms”, in Chess.com, archived from the original on 30 Jul 2025
  2. abbreviationinitialismnot comparablecard gamesInitialism of on the button.
adverbOTB (not comparable)
  1. Internetabbreviationinitialismnot comparableInitialism of on the bum/butt.

    Got the new pocket nappy OTB! Let's see if this one lasts the night.

nounOTB (uncountable)
  1. abbreviationinitialismuncountablegamblingInitialism of off-track betting
  2. abbreviationinitialismuncountablebusinessInitialism of open-to-buy

Synonyms & antonyms

Also see
menstruationover-the-board

Rhymes & wordplay

Anagrams

botTOBBTO
Cite this entry
APA

OTB. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/OTB

MLA

“OTB.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/OTB. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “OTB,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/OTB.

Source: OTB on Wiktionary, CC BY-SA 4.0.