1. noun /kɒmpaʊnd,ˈkɑmpaʊnd/
a) an enclosure within which workers, prisoners, or soldiers are confined
b) a group of buildings situated close together, eg. for a school or block of offices
2. adjective /kɒmpaʊnd,ˈkɑmpaʊnd/
a) composed of elements; not simple
b) This changes the meaning of an interval so that it is an octave higher than originally (i.e. a compound major second is equivalent to a major ninth).
3. verb /kɒmpaʊnd,ˈkɑmpaʊnd/
a) to come together
b) to come to terms of agreement
Wikipedia foundation.