• Webster's Revised Unabridged Dictionary
    • n Underwork Inferior or subordinate work; petty business.
    • Underwork To do less work than is proper or suitable.
    • Underwork To do like work at a less price than; as, one mason may underwork another.
    • Underwork To do work for a less price than current rates.
    • Underwork To expend too little work upon; as, to underwork a painting.
    • Underwork To injure by working secretly; to destroy or overthrow by clandestine measure; to undermine. "But thou from loving England art so far,
      That thou hast underwrought his lawful king."
    • Underwork To work or operate in secret or clandestinely.
    • ***
Century Dictionary and Cyclopedia
    • n underwork Subordinate work; petty affairs.
    • underwork To work or practise on underhand; undermine; destroy by clandestine measures.
    • underwork To put insufficient work or labor on.
    • underwork To do like work at a less price than: as, one mason may underwork another.
    • underwork To work in secret or clandestinely. To do less work than is required or suitable.
    • ***
Chambers's Twentieth Century Dictionary
    • v.t Underwork un-dėr-wurk′ to work for a less price than: to undermine or destroy clandestinely
    • v.i Underwork to do less work than is requisite
    • n Underwork subordinate work
    • ***


In literature:

The penalty of frayed nerves, overworked brains, and underworked bodies is failure of body and mind.
"Keeping Fit All the Way" by Walter Camp
But Lablache, its owner, was never one to underwork his men.
"The Story of the Foss River Ranch" by Ridgwell Cullum
The pinnacles and upper set-off of the two centre buttresses in the figure were added by Wykeham to Edingdon's underwork.
"Bell's Cathedrals: The Cathedral Church of Winchester" by Philip Walsingham Sergeant
They were high-fed and underworked; of course, somewhat riotous.
"Anecdotes of Dogs" by Edward Jesse
She was perfectly happy and ridiculously underworked.
"To Love" by Margaret Peterson
The stage was of rough boards upon an underwork of upright barrels and trestles.
"A Gentleman Player" by Robert Neilson Stephens
Indeed, it sometimes makes them naughty, as it made the people in the Bible, who waxed fat and kicked, like horses overfed and underworked.
"The Water-Babies" by Charles Kingsley
The horses, overfed and underworked, had been rendered frantic by the drive through the park from the further west.
"The King of Diamonds" by Louis Tracy
We condemn them for coming and underworking our men; and we condemn them when they want more, and are bound to get it.
"The Minute Man of the Frontier" by W. G. Puddefoot
A well-fed underworked pony so thoroughly enjoys that kind of thing.
"Mount Royal, Volume 1 of 3" by Mary Elizabeth Braddon

In news:

Reforms languish while overpaid, underworked lawmakers bicker.
8M & growing: The hidden underworked.