1. Quadrature Amplitude Modulation.
2. Quality Assurance Management.
[kyoo uh n ey, uh nd] /ˈkyu ən ˈeɪ, ənd/ noun, Informal. 1. an exchange of questions and answers. also Q & A, 1954, abbreviation of question and answer (itself attested by 1817). question and answer
/ˈkwɒntəs/ noun 1. the Australian national airline
quality assurance office