hang your hat on
US /hæŋ jʊər hæt ɑn/
UK /hæŋ jʊər hæt ɑn/

1.
fare affidamento su, contare su
to rely on something or someone as a sure thing; to base one's confidence or hopes on something
:
•
You can really hang your hat on his promises; he always delivers.
Puoi davvero fare affidamento sulle sue promesse; le mantiene sempre.
•
I wouldn't hang my hat on that prediction; it's too uncertain.
Non farei affidamento su quella previsione; è troppo incerta.