sailors

• hurrah, hurray, hooray - Hurrah, hurray, and hooray are alterations of huzza, a sailor's cheer.
• jumper - First a loose jacket worn by sailors, from jump, "a short coat."
• put through the hoop - An ancient marine phrase for a punishment for sailors involving an iron hoop.
• smart money - A phrase meaning money bet by those in the know, originating in 1926; earlier than that, it meant "money paid to sailors, soldiers, workers, etc., who have been disabled while on the job."