n.
1.an informal term for a father
2.a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
3.a unit of pressure equal to one newton per square meter
4.a Mid-Atlantic state
5.an electronic amplification system used as a communication system in public areas
Idiom of the Day
meet one's Waterloo
to meet one's final and most difficult or impossible challenge (Napoleon was defeated at Waterloo)
The team met their Waterloo when they went to the tournament to meet the best team in the country.