1. tax on value added: a sales tax imposed by member nations of the Common Market on imports from the U.S. and other countries.
2. U.S. Govt.Tennessee Valley Authority: a three-member board, created in 1933, charged with developing the Tennessee River and its tributaries to promote their use for inexpensive electric power, irrigation, flood control, navigation, etc. Since 1933 many projects have been constructed, including numerous dams.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.