Definition of fourth-class in English:
A class of US mail applying to packages weighing more than sixteen ounces and used especially for sending general merchandise, books, recordings, and films.
- The ratio of first - to fourth-class mail increased from about 0.085 in 1970 to over 0.20 in 1998, an increase of more than 150 percent.
- The fourth-class zone rated parcels and first-class mail have virtually identical historical elasticities.
- Bound printed matter is fourth-class mail weighing at least 1 pound but not more than 10 pounds, meet the standards for all fourth-class mail, and be at least 90% advertising.
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Malaysia
Most popular in Pakistan