[{"word":"martingale","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A piece of harness used on a horse to keep it from raising its head above a desired point.","synonyms":[],"antonyms":[]},{"definition":"A spar, or piece of rigging that strengthens the bowsprit.","synonyms":[],"antonyms":[]},{"definition":"A stochastic process for which the conditional expectation of future values given the sequence of all prior values is equal to the current value.","synonyms":[],"antonyms":[],"example":"If a gambler plays a fair game repeatedly, his payoff over time is a martingale."},{"definition":"A gambling strategy in which one doubles the stake after each loss.","synonyms":[],"antonyms":[]},{"definition":"A strap attached to the sword handle, preventing a sword being dropped if disarmed.","synonyms":[],"antonyms":[]}],"synonyms":["tie-down"],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"To employ the martingale strategy in gambling.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/martingale"]}]