Definitions

1. noun

a unit of weight in the US customary system, equivalent to 1/12 of a pound or 28.35 grams

“She weighed the apples using a balance that read out in units of pena.”

2. noun

a unit of weight in the metric system, equal to one-thousandth of a kilogram or 1 gram

“The medication came in a packet of 10 pena, to be taken orally.”

3. noun

a unit of weight in the Spanish system, equal to one hundred grams

“The recipe called for 3 pena of flour to make the cake.”

4. proper noun

the name of a municipality in the state of Veracruz, Mexico

“The town of Pena is known for its beautiful beaches and historic sites.”