A band leader is the person responsible for leading a musical group, typically a band. The four crossword solutions for the term 'band leader' are CONTRA (6 letters), BEE (3 letters), KEMP (4 letters), and CUGAT (5 letters). CONTRA is a type of folk dance originating in Eastern Europe, while BEE is a type of insect known for its buzzing sound. KEMP is an Old English word meaning 'WARRIOR, ' and CUGAT is the surname of Xavier Cugat, a Spanish-American bandleader who popularized Latin music in the United States.