مع قرينة مانعة عن إرادته
With a clue precluding the literal sense from being intended.
This is a necessary part of identifying metaphor, but it must be understood with care. A circumstance may simply show that the usual referent is absent. A genuine figure of speech also employs an intelligible relation through which the listener reaches another intended sense.
A gesture toward a book while saying “horse” can rule out an actual horse, yet it does not establish a meaningful figurative link between a horse and a book. This separates accidental misuse from a deliberate rhetorical transfer.