(chemistry) A poorly-characterized oxide of lead, Pb₂O; it is a black, amorphous solid

The material (usually black or dark gray) which allows a pencil to work. Usually a mixture of graphite and smaller amounts of other material, but not actual lead.

(music) A singer (or one of a small group of singers) who provides lead vocals to a song

(music) The primary words of a song, sung by the lead vocalist to the same tune as the primary melody

(chemistry) lead acetate

unrefined lead, cast in blocks called pigs

Used other than figuratively or idiomatically: see lead, out. / (poker slang) To bet into a pot postflop from the first betting position.

Alternative form of lead-out

(inorganic chemistry) A yellow oxide of lead, PbO, used in the manufacture of paints and glass.

(printing, historical, transitive) To pad out (text) by inserting lead slugs between words.