Domestic/dəˈmestɪk/adjectiveRelating to a home or family.She was more interested in domestic affairs than international politics. Often appears as...domestic affairs domestic life Definition 1 of 6Pro Tip 1/2Not for Business Use 'domestic' to talk about personal, not business or professional, life. She balances her domestic responsibilities with her career. Pro Tip 2/2Emotional Aspect 'Domestic' can imply warmth, comfort, and security of home life. Holiday gatherings are a big part of our domestic happiness.