A 'golden retriever boyfriend' is a stereotype of a romantic partner who is affectionate, loyal, cheerful, enthusiastic and uncomplicated — like the dog breed. The phrase is overwhelmingly positive: it praises men for being warm and emotionally open rather than aloof or moody. If your teen describes someone as a 'golden retriever boyfriend', they are saying he is lovely. Harmless dating vocabulary. The female counterpart is sometimes 'golden retriever girlfriend'.