hinge on/upon something
Longman Dictionary of Contemporary English 5++LDOCE 5++hinge on/upon something → hinge on/upon something at hinge2(1) if a result hinges on something, it depends on it completely
hinge on/upon something
hinge on/upon something phrasal verb (see also hinge)
if a result hinges on something, it depends on it completely:
His political future hinges on the outcome of this election.
The case against him hinged on Lewis’ evidence.
hinge on/upon something phrasal verb (see also hinge)
if a result hinges on something, it depends on it completely: