A Tin

(uncountable) A malleable, ductile, metallic element, resistant to corrosion, with atomic number 50 and symbol Sn.
(New Zealand, Britain, countable) An airtight container, made of tin or another metal, used to preserve food.
(countable) A metal pan used for baking, roasting, etc.
(countable, squash (sport)) The bottom part of the front wall, which is "out" if a player strikes it with the ball.
(slang, dated, uncountable) money
(slang, uncountable) Computer hardware.