Decanterful

After emptying a decanterful of water over his head, the Collector flung the decanter out of a window.

Source: wiktionary

The clerk opened a cupboard to reveal half a decanterful of mayoral sherry, now grown viscous as treacle, groped on a lower shelf and produced the fur-collared overcoat the Mayor had left behind him on the snowy morning he vanished.

Source: wiktionary

We found a huge dish of fruit which someone had sent and a decanterful of white port.

Source: wiktionary