Definition of "GA"
GA
noun
countable and uncountable, plural GAs
(chiefly software) Initialism of general availability.
(aviation) Initialism of general aviation.
(wikis) Initialism of good article.
(netball) Initialism of goal attack.
(software) Initialism of genetic algorithm.
(sports) Initialism of goals against.
(politics) Initialism of global affairs.
phrase
(TTY) Abbreviation of go ahead.