run out on
US /rʌn aʊt ɑn/
UK /rʌn aʊt ɑn/

1.
abandonar, dejar plantado
to abandon or desert someone, especially a spouse, partner, or family member
:
•
He ran out on his family when his children were very young.
Él abandonó a su familia cuando sus hijos eran muy pequeños.
•
She felt completely betrayed when her husband ran out on her.
Se sintió completamente traicionada cuando su esposo la abandonó.