The term 'Yawl Call' is a nautical term used to signal the crew of a sailing vessel. It is derived from the Middle English word 'yaule, ' which means 'small boat.' The term is usually shouted out by the captain or crew member when they need assistance from the rest of the crew. The crossword solution for this term is 'AHOY, ' which is an exclamation used to greet someone or to attract attention. It is also used to express surprise or excitement.