a helping hand

:  a portion of food :  serving

:  dose

:  the terminal part of the vertebrate forelimb when modified (as in humans) as a grasping organ :  the body part at the end of the arm of a human, ape, or monkey

:  the forelimb segment (such as the terminal section of a bird's wing) of a vertebrate higher than the fishes that corresponds to the hand irrespective of its form or functional specialization

:  a part serving the function of or resembling a hand: such as

:  with the hands rather than by machine

:  to touch or manage with the hands

:  to deal with

:  furl