(uncountable) The dried leaves or buds of the Tea plant, Camellia sinensis.
Go to the supermarket and buy some tea.
(uncountable) The drink made by infusing these dried leaves or buds in hot water.
Would you like some tea?
(uncountable) By extension, any drink made by infusing parts of various other plants.
camomile tea
(countable) (UK, Canadian, Australian, New Zealand, Commonwealth of Nations, US, (northern)) A cup of any one of these drinks, often with a small amount of milk or cream added and sweetened with sugar or honey.
(countable) (regional, US, (southern)) A glass of iced tea, typically served with ice cubes and sometimes with a slice or wedge of lemon.
(UK) (uncountable) A
light meal eaten mid-afternoon, typically with tea.
Kids, your tea’s on the table!
(New Zealand, UK, Australian) (uncountable) The main evening meal, irrespective of whether Tea is drunk with it.
The
family were sitting round the table, having their tea.
(cricket) The break in play between the second and third sessions.
Australia were 490 for 7 at Tea on the second day.
(slang) (dated) Marijuana.