A piece of harness used on a horse to keep it from raising its head above a desired point. / (nautical) A spar, or piece of rigging that strengthens the bowsprit.

To employ the martingale strategy in gambling.

plural of martingale

(gambling) A reversed martingale betting strategy that increases the bet after a win and reduces it after a loss.

plural of anti-martingale

simple past tense and past participle of martingale