Lose (4)
(Other definitions for steam that I've seen before include "Type of power" , "Watery vapour" , "Driving force" , "Energy (colloq.)" , "Old-fashioned power" .)
'lose' is the definition.
(to misplace something is to lose it)
This is all the clue.
(Other definitions for misplace that I've seen before include "Wrongly put - lose" , "Set in the wrong position" , "Be unable to find" , "Do bad filing" , "Mislay" .)
'lose' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for shed that I've seen before include "Garden store" , "storage facility" , "Throw off; building" , "place for bikes" , "tools found here?" .)
'lose' is the definition.
(I know that mislay is a kind of lose)
This is the entire clue.
(Other definitions for mislay that I've seen before include "Be unable to find" , "Lose (an item)" , "Put something aside and forget where" , "Lose track of" , "Set in wrong location" .)