·adv In an irresolute, undecided, or hesitating manner.
II. Shilly-shally ·noun Irresolution; hesitation; also, occupation with trifles.
III. Shilly-shally ·vi To Hesitate; to act in an irresolute manner; hence, to occupy one's self with trifles.
Irresolute. To stand shilly-shally; to hesitate, or stand in doubt. ...
Dictionary of The Vulgar Tongue by Francis Grose