frantic /ˈfɹæn.tɪk/adjective 3noun 1forms 3 adjective3 •In a state of panic, worry, frenzy, or rush.They returned the missing child to his frantic mother. •Extremely energetic.At the end of a frantic first 45 minutes, there was still time for Charlie Adam to strike the bar from 20 yards before referee Atkinson departed to a deafening chorus of jeering from Everton's fans. — 2011 •(no longer used) Insane, mentally unstable.Master have mercy on my sonne, for he is franticke: and ys sore vexed. — 1526 noun1 •(no longer used) A person who is insane or mentally unstable, madman.How nowe fellowe Franticke, what all a mort? Doth this sadnes become thy madnes? — 1595 formsfrantics · more frantic · most frantic