Twenty-five thousand screaming fans fill a darkened stadium, forming a sea of bodies and frantically waving glow sticks.
Chapman is running around in ballet flats, frantically making adjustments to the models.
He winks, smacks his lips and frantically drains the go-cup.
mid-14c., "insane," unexplained variant of Middle English frentik (see frenetic). Transferred meaning "affected by wild excitement" is from late 15c. Of the adverbial forms, frantically (1749) is later than franticly (1540s).