pig lead
English
Noun
pig
lead
(
uncountable
)
unrefined
lead,
cast
in
blocks
called pigs
1902
, John Masefield,
Cargoes
:
Dirty British coaster with a salt-caked smoke-stack,
Butting through the Channel in the mad March days,
With a cargo of Tyne coal,
Road-rails,
pig-lead
,
Firewood, iron-ware, and cheap tin trays.