Etymology From missile + -eer. Noun missileer (plural missileers) One who launches missiles. July 1956, Naval Aviation News page 5: Scientists at the Center are quick to point out that in launching of missiles, the missileer must be right One who designs or works with missiles. 13 March 2014, US air force documents reveal 'rot' in culture of nuclear weapons officers, The Guardian: Launch officers, or missileers, entrusted with the keys to the missiles did poorly and, on their own, would have flunked, the records show. Synonyms missileman Anagrams misrelies