GC

GC means: : a medal presented to civilians and military personnel of the United Kingdom for actions which are not in the face of the enemy.. It is military jargon and mostly appears in service contexts, war fiction, or among veterans and their families. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour.

GC means: : a medal presented to civilians and military personnel of the United Kingdom for actions which are not in the face of the enemy.. Register: informal, military jargon. A common learner mistake is using the word in a register it does not fit, or assuming a single global meaning; native speakers immediately notice when slang appears in formal contexts, so always check the surrounding register before producing it yourself.