1. a gambling strategy of doubling the bet after each loss
Usage: gambling
2. a strap connecting a horse’s girth to its bit to prevent rearing
Usage: equestrian
3. a rope or chain on a ship’s bowsprit to hold down the jib boom
Usage: nautical

Examples

• The casino banned players using the martingale betting system.
• He lost his entire bankroll following the martingale strategy.
• The trainer adjusted the horse’s martingale before the race.
• A standing martingale prevents the horse from throwing its head too high.
• The sailor checked the martingale rigging before setting sail.
• Strong winds put extra strain on the ship’s martingale.