They cross-trade goods between different countries.

Cross-trade is an important aspect of international commerce.

I decided to cross-grade to a different operating system.

She decided to do a cross-grade to improve her skills.

He is cross-ruffing to win the game.

They cross-ruffed their way to victory.

He used a cross-ruff to win the game.

They decided to cross-ruff their opponents to gain an advantage.

The declarer executed several cross-ruffs to maximize their trump holdings.

The declarer cross-ruffs to take all the remaining tricks.