TO TAKE ABACK, verb. phr. (colloquial).—To surprise; to check: suddenly and forcibly. [Orig. nautical: in which sense (O.E.D.) dating from 1754.]

1

  1840.  HOOD, Up the Rhine, 21. The boy, in sea phrase, was TAKEN ALL ABACK.

2

  1842.  DICKENS, American Notes, 52. I don’t think I was ever so TAKEN ABACK in all my life.

3

  1878.  BOSWORTH SMITH, Carthage, 95. For the moment TAKEN ABACK by the strange appearance.

4