Wiktionary
a. held (assumed, proposed, believed etc.) for a long time
Usage examples of "long-held".
With all due respect, I would point out to you that there's a distinct difference between political debates and strategies, whose objective is simply to obtain the most equitable balance between long-held, hard-won local freedoms and a new central government, and the cold-blooded murder of innocent civilians by a collection of homicidal criminals.
I heard a whispering rush - an exhalatory sound, as of long-held breath.
Some noble families had voluntarily surrendered long-held spice hoards, at great cost to themselves, while others vehemently denied any involvement in contraband melange.
Some noble families had voluntarily surrendered long-held spice hoards, at great cost to themselves, while others vehe-mently denied any involvement in contraband melange.
Of old such a look meant that Kelemake, the scholar, was preparing to rip to shreds some long-held belief.