Air cargo, commonly known as air freight, is collected by firms from shippers and delivered to customers. Aircraft were first used for carrying mail as cargo in 1911. Eventually manufacturers started designing aircraft for other types of freight as well.
A consumer is  a person or organization that uses economic services or commodities. In economic systems consumers are utilities expressed in the decision to trade or not.
Consumer. A consumer is a person or group of people who are the final users of products and or services generated within a social system. A consumer may be a person or group, such as a household.iktionary (4.50 / 2 votes) Rate this definition: consumer (Noun). One who, or that which, consumes. consumer (Noun). someone who trades money for goods as an individual. This new system favours the consumer over the producer.