tinman

Noun

 * 1) A maker of tinware; a tinsmith.
 * 2) A dealer in tinware.
 * 1) A dealer in tinware.

Etymology 2
In allusion to the character Tin Man from the, who lacked a heart.

Noun

 * 1) An uncaring or heartless man; a man lacking, or seeming to lack, feelings, emotions, or concern for others.
 * 2)  A master gene in the fruit fly, whose absence causes the fly to develop without a heart.