tun
nounUK /tʌn/
US /tʌn/
A tun is a very big barrel for holding liquids like beer or wine.
The old cellar held a huge wooden tun full of cider.
OTHER MEANINGS
2. A tun is an old unit for measuring the size of a large barrel or ship.
The ship could carry a thousand tuns of cargo.
3. A tun can mean a large amount of something, like a great quantity.
He had a whole tun of stories to tell.
4. In music, a tun is an old word for a tune or melody.
The minstrel played a merry tun on his lute.