bill is friends with jack, bill has a crush on jill and wants to date her, but jack jack is dating jill, bill has jesse's girl syndrome
when a guy wants to date/likes a girl his friend is dating, from the song jesse's girl by rick springfield
"bill is friends with jack, bill has a crush on jill and wants to date her, but jack jack is dating jill, bill has jesse's girl syndrome" What is the definition of "jesse's girl syndrome"?