also: ジーエム
Abbreviation for 'general manager', used in business and organizational contexts.
He was appointed GM of the new project.
Abbreviation for 'guided missile', used in military and defense contexts.
The ship is equipped with guided missiles.
noun-modifying (irregular)
genetically modified; GM
Abbreviation for 'genetically modified', used attributively before nouns like 作物 (crops) or 食品 (food).
He serves as the GM of this baseball team.
Debate continues over the safety of GM crops.
More and more consumers are avoiding GM food these days.
ＧＭ is the English abbreviation for genetically modified, while 遺伝子組み換え is the full Japanese phrase used before nouns like 作物 or 食品.
Abbreviation from English. The specific meaning depends on context: general manager, guided missile, or genetically modified.