card tart
noun
informal
a credit-card holder who continually changes providers, transferring his or her balance to another provider whenever the agreed period of low interest on the prior loan is about to expire
Words nearby card tart
card punch,
card reader,
card shark,
card surfing,
card table,
card tart,
card up one's sleeve,
card vote,
card-carrying,
card-cut,
card-key