Mc ‧ Don ‧ nell Doug ‧ las /məkˌdɒnl ˈdʌɡləs $ -ˌdɑːnl-/ BrE AmE trademark
an American company that was started after the Douglas Aircraft Company and the McDonnell Douglas Corporation joined together in 1967. The company made aircraft including military planes such as the F-15 Eagle. It also made ↑ missile s including the Tomahawk. In 1997, McDonnell Douglas became part of the Boeing company.