D defs.my
Entry 1 sense Webster, 1913

Dogwatch

· Dog·watch · IPA /ˈdɒɡwɒt͡ʃ/
01 n. A half watch; a watch of two hours, of which there are two, the first dogwatch from 4 to 6 o'clock, p. m., and the second dogwatch from 6 t…
  1. 1.
    A half watch; a watch of two hours, of which there are two, the first dogwatch from 4 to 6 o'clock, p. m., and the second dogwatch from 6 to 8 o'clock, p. m.(Naut.)