butt-load

Noun

buttload (plural buttloads)

1. (UK, West-Country, obsolete) A regional English measure of capacity of a heavy cart (a butt), containing 6 seams, or 48 bushels, equivalent to 384 gallons.
   • BUTT LOAD: about six seams.1796, William Marshall, “Provincialisms of West Devonshire”, in The Rural Economy of the West of England, volume 1, page 324

   Synonyms:

   buttful

2. (New-England, Southern US, UK, dated) A large amount carried in a butt.
   • We spent all day Sunday and picked up a buttload of pecans.
3. (broadly, mildly, slang, vulgar) Any large but unspecific amount.
   • You can collect a metric buttload of data about user activity on your site without too much effort.1999, Philip Greenspun, Philip and Alex's Guide to Web Publishing, page 267

   Synonyms:

   assload, shitload, boatload, cartload, shedload, abundance, battalion, arseload, bellyload, brimful