An overcall skipping two levels of bidding (e.g. 1♥-3♠). Facing an unpassed partner a double jump overcall is pre-emptive, trying to obstruct the opponents. It shows a similar hand to a pre-emptive opening bid.
An overcall skipping two levels of bidding (e.g. 1♥-3♠). Facing an unpassed partner a double jump overcall is pre-emptive, trying to obstruct the opponents. It shows a similar hand to a pre-emptive opening bid.