MSAA may refer to:
Science and technology Multisample anti-aliasing, a type of anti-aliasing Microsoft Active Accessibility, an application programming interface for user interface accessibility Multifunctional serotonin agonist and antagonist; see Flibanserin
Other uses Maharashtra State Angling Association, the controlling organisation of Powai Lake
See also Managed software as a service (MSaaS), in software as a service