A lend is boarding school slang for a person who continually sucks up to their superiors, typicallyteachers or senior pupils. May be used as a noun (a lend) or as a verb (lending).
A phrase used to describe a situation in which a person gives something away to a friend, only to forcibly take it back by any means necessary a short while later.
Named after Jay Leno, who convinced NBC to "buy out" Conan O'brien, who took over hosting "The Tonight Show" after Leno "quit," so that Leno could have his old job back.