The Blades have allowed experienced striker Leon Clarke to join Wigan Athletic.
The 33-year-old moves to the DW Stadium on-loan until the end of the season with immediate effect.
Clarke has made 26 appearances this term, scoring three goals, with the last of those coming against Derby County on Boxing Day.
Since arriving from Bury for an undisclosed fee in July 2016, Clarke has netted 31 times in 91 outings for United.
His fondest memory as a Blade will arguably scoring twice in the 4-2 win at Hillsborough in September 2017, although he went on to hit four in one-game against Hull City and netted a hat-trick against Fulham on his way to 19 goals last term.