Was bedeutet das denn?

あなたにピツタリの相手はグレ?

あなた = (n) (hum) (uk) you, dear (what a wife calls a husband), (P)
相手 = (n) (1) companion, partner, company, (2) other party, addressee, (3) opponent (sumo), (P)
はグレ= (v1) to stray (turn) from subject, to get lost, to go astray, (P)

Was bedeutet das rot markierte, gebe ich es im Wörterbuch ein findet er nichts.