When either person in a relationship uses the fact that other loves them or said that they loved them in order to make them do stuff for them or control the relationship entirely.
Girl: I wanna go shopping.
Boy: But me and my friends were going to hang out, one of them is leaving for the summer.
Girl: You said you loved me, if you loved me you would take me shopping.
Boy: Don't abuse the love card or I'm breaking up with you.
Prices shown in USD.