When someone's best friend is
blind to the feelings that they have for that person. The term references the Pretty in Pink character, Duckie, being in
love with his best friend, and her being
blind to it. See also friendzone
"'James is such a great shoulder to cry on!"
"That's got Duckie
Love written all over it."
"I don't understand his obsession with me, I mean, we're just
friends."
"It's a sad case of Duckie
love."