DOUBLE a.
A mail requiring double postage. -- Double note (Mus.), a note of double the length of the semibreve; a breve. See Breve. -- Double octave (Mus.), an interval composed of two octaves, or fifteen notes, in diatonic progression; a fifteenth. -- Double pica. See under Pica. -- Double play (Baseball), a play by which t…
POSTAL a.
ard, a card sold by the government for transmission through the mails, at a lower rate of postage than a sealed letter. The message is written on one side of the card, and the direction on the other. -- Postal money order. See Money order, under Money. -- Postal note, an order payable to bearer, for a sum of money (i…