inkhorn term noun1 •A borrowing from another language thought to be pretentious or unneeded, especially from Latin or Greek.I knowe them that thynke Rhetorique, to stande wholy vpon darke woordes, and he that can catche an ynke horne terme by the taile, hym thei compt to bee a fine Englishe man, and a good Rhetorician. — 1553 formsinkhorn terms