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

1.
in de steek laten, verlaten
to abandon or desert someone, especially a spouse, partner, or family member
:
•
He ran out on his family when his children were very young.
Hij liet zijn gezin in de steek toen zijn kinderen nog heel jong waren.
•
She felt completely betrayed when her husband ran out on her.
Ze voelde zich volledig verraden toen haar man haar in de steek liet.