1 definition by lalalagirl49850934850
A person who has a new best friend every week. They typically go for those who give them the most attention.
"That girl is such a best friend bandit. She's with a new girl every week."
1: "I like your shoes!"
2: "Really? Wanna be my best friend!!!???
1: "I like your shoes!"
2: "Really? Wanna be my best friend!!!???
by lalalagirl49850934850 January 31, 2010