forefix noun 1verb 1forms 3 noun1 •(nonstandard, rare) A prefix (all senses)Here they placed the forefix dia to enarmosis and called this condition a di-enarmosis, This projection of the upper jaw might amount to a few millimetres or more. — 1897 verb1 •To fix or secure in advanceIt pleased the Father of mercies in his matchless wisdom and boundless goodness, to will the existence of Sin, and graciously to decree, and immutably forefix the fall of his creatures, [...] — 1836 formsforefixed · forefixing · forefixes