The butt is an obsolete English measure of liquid volume equalling two hogsheads, being between 450 and 1060 L by various definitions.

Equivalents

A butt approximately equated to 108 impgal for ale or 105 impgal for wine (also known as a pipe), although the Oxford English Dictionary notes that "these standards were not always precisely adhered to".

The word "buttload" originated

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