The term 'Rose Protector' refers to a job that involves protecting roses from potential harm. The crossword solutions for this term are THORN, which is a five-letter word. A THORN is a sharp, pointed structure that grows on certain plants, such as roses, and serves as a natural defense against predators. Thorns can also be used to protect roses from being damaged by animals or people. Therefore, a Rose Protector is someone who ensures that roses are safe from harm by using thorns as a form of protection.