IN ALT, adv. phr. (old colloquial).In the clouds; high-flying; dignified. [Altissimo = a musical term]. Cf. ALTITUDE.
1748. RICHARDSON, Clarissa, V. 145. The fair fugitive was all IN ALT.
1784. European Magazine, v. 425. I know you to be IN ALT as to your religion.
1796. BURNEY, Camilla, II. v. Come be a little less IN ALT and answer a man when he speaks to you.
1762. COLMAN, The Musical Lady, i. Moderato madam! Your ladyships absolutely IN ALT You have raised your voice since you came into the room.