heartbreaker
US /ˈhɑːrtˌbreɪ.kɚ/
UK /ˈhɑːrtˌbreɪ.kɚ/
1.
hartenbreker
an attractive person who is likely to make other people fall in love with them and make them feel sad:
:
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At the time I met him he was a heartbreaker; he looked like James Dean.