frank
frank1 / frangk/ • adj. open, honest, and direct in speech or writing, esp. when dealing with unpalatable matters: a long and frank discussion to be perfectly frank, I don't know. ∎ open, sincere, or undisguised in manner or appearance: Katherine saw her look at Sam with frank admiration. ∎ Med. unmistakable; obvious: frank ulceration.DERIVATIVES: frank·ness n.frank2 • v. [tr.] (often be franked) stamp an official mark on (a letter or parcel), esp. to indicate that postage has been paid or does not need to be paid. ∎ hist. sign (a letter or parcel) to ensure delivery free of charge. ∎ archaic facilitate or pay the passage of (someone): English will frank the traveler through most of North America. • n. an official mark or signature on a letter or parcel, esp. to indicate that postage has been paid or does not need to be paid.DERIVATIVES: frank·er n.frank3 • n. short for frankfurter.