Obs. An abridged and corrupted form of cavalier (or Sp. caballero), in the 17th c.

1

1650.  A. B., Mutat. Polemo, 16. The poor Cabbs had been all surprised, if not surrendred to our Parliament Army. Ibid., 18. A convention of the Scots States in Parliament, which puts the Cabs (as poor as they were) into a shrewd fright.

2