∙ In the United Kingdom and Ireland, a copper coin worth 1⁄240 of a pound sterling or Irish pound before decimalisation. Abbreviation: d. historical
∙ In the United Kingdom, a copper coin worth 1⁄100 of a pound sterling. Abbreviation: p.
∙ In Ireland, a coin worth 1⁄100 of an Irish pound before the introduction of the euro. Abbreviation: p. historical
∙ In the US and Canada, a one-cent coin, worth 1⁄100 of a dollar. Abbreviation: ¢.
∙ In various countries, a small-denomination copper or brass coin.
∙ A unit of nail size, said to be either the cost per 100 nails, or the number of nails per penny. Abbreviation: d.
∙ Money in general.
Verb
∙ To jam a door shut by inserting pennies between the doorframe and the door. slang
∙ To circumvent the tripping of an electrical circuit breaker by the dangerous practice of inserting a coin in place of a fuse in a fuse socket. electronics