サブ垢
Meanings
1
secondary account; alt account; backup account
internet slangabbreviation
Internet slang abbreviation of サブアカウント. Used for social media, gaming, or any online service where a user maintains an extra account separate from their main one.
See also: サブアカウント
I post my true feelings on my alt account.
I made a secondary account for the game and started over from the beginning.