The Collaborative International Dictionary
Vatful
Vatful \Vat"ful\, n.; pl. Vatfuls. As much as a vat will hold; enough to fill a vat.
Wiktionary
vatful
n. As much as a vat will hold.
Usage examples of "vatful".
Loder might come back at any moment, and I didn't forget that a vatful of copper sulphate and cyanide of potassium would be a highly handy means of getting rid of a too-inquisitive guest.