Wiktionary
snuggle bunny
alt. (context US idiomatic English) A romantic partner, child, pet, stuffed animal, etc. which is an object of affection and which provides comfort through physical contact. n. (context US idiomatic English) A romantic partner, child, pet, stuffed animal, etc. which is an object of affection and which provides comfort through physical contact.
Usage examples of "snuggle bunny".
I gave it verbatim only in spots, the few that might have a bearing, thinking it unnecessary for him to know that she had asked me if I realized it was a bed, or that I had called her snuggle bunny.