A luff muffin is someone who you "luff" and is as good as a muffin. It is used a name to address someone whom you luff.
See Luff
See Luff
Person A: Hey! How has your day been going Luff Muffin?!! :D
Person B: Great! Thanks for asking! Luff You!
Person B: Great! Thanks for asking! Luff You!
by A Luff Muffin April 28, 2011