—n. 1. the matériel and services supplied by the U.S. to its allies during World War II under an act of Congress (Lend'-Lease' Act") passed in 1941: such aid was to be repaid in kind after the war.
2. the two-way transfer of ideas, styles, etc.
—v.t. to supply (matériel or services) as authorized by the Lend-Lease Act.