adverb.
In or into a position in which the hands are on the hips and the elbows are bowed outward.
adjective.
Placed in such a way as to have the hands on the hips and the elbows bowed outward.
adjective.
Being in a bent, bowed, or arched position.
The Century Dictionary and Cyclopedia
Literally, in a sharp bend; at an acute angle; adjectively, bent; crooked: said of the arms when the hands are on the hips and the elbows are bent outward at an acute angle.
the GNU version of the Collaborative International Dictionary of English
adjective.
With a crook or bend; with the hand on the hip and elbow turned outward.