Short for Captain's mate; the person in charge of the deck when the Captain is below On ocean going ships this is a licensed function called Deck Officer
The infusion has a pleasant odor, with an agreeable bitter taste, and is much used for tea in South America
In chess, mate is the same as checkmate. see also cellmate, classmate, flatmate, playmate, roommate, running mate, schoolmate, shipmate, soul mate. To checkmate or achieve a checkmate
South American tea-like drink made from leaves of a South American holly called mate the officer below the master on a commercial ship informal term for a friend of the same sex the partner of an animal (especially a sexual partner); "he loved the mare and all her mates"; "camels hate leaving their mates"