- Jump overcall called "Unusual 2NT " - It shows 5-5 or longer in the two lower unbid suits, either very weak (5-10 HCP’s) or very strong (16+) HCP’s.
• A 2NT overcall of 1♣ shows 5+ diamonds and 5+ hearts.
• A 2NT overcall of 1♦ shows 5+ clubs and 5+ hearts.
• A 2NT overcall of 1♥ shows 5+ clubs and 5+ diamonds.
• A 2NT overcall of 1♠ shows 5+ clubs and 5+ diamonds.