love·bird 
/ˈlʌvˌbɚd/ noun
plural love·birds /ˈlʌvˌbɚd/ noun 1 [count] : a small usually gray or green bird that is a type of parrot 2 lovebirds [plural] informal + humorous : people who are lovers : people who have a romantic relationship
▪ I think I'll leave you two lovebirds alone for a while.
▪ I think I'll leave you two lovebirds alone for a while.
