n (uncountable) The drink made by infuse | infusing these dried leaves or buds in hot water.
n (countable) A variety of the tea plant
n (uncountable) By extension, any drink made by infusing parts of various other plants.
n (countable|UK|Canada|Australia|New Zealand|Commonwealth|northern|_|US) A cup of any one of these drinks, often with a small amount of milk or cream added and sweetened with sugar or honey.