hard lead

Noun hard lead has 2 senses

• hard lead(n = noun.substance) antimonial lead - a lead alloy that contains about 5% antimony;
is a kind of atomic number 82, lead, pb
has particulars: grid metal

• hard lead(n = noun.substance) - unrefined lead that is hard because of the impurities it contains;
is a kind of atomic number 82, lead, pb