(uncountable) A malleable, ductile, metallic element, resistant to corrosion, with atomic number 50 and symbol Sn.

(New Zealand, Australia, South Africa, Ireland, Britain, countable) An airtight container, made of tin or another metal, used to preserve food, or hold a liquid or some other product.

(countable) A metal pan used for baking, roasting, etc.

(countable, squash) The bottom part of the front wall, which is "out" if a player strikes it with the ball.

(slang, uncountable) computer hardware.

(transitive) To place into a metal can (ie. a tin; be it tin, steel, aluminum) in order to preserve.

(transitive) To cover with tin.

(transitive) To coat with solder in order to ensure a strong solder joint or consolidate braided wire for improved contact and reduced fragility.

Made of tin.

Made of galvanised iron or built of corrugated iron.