Bed warmer (8,7)
I think it could be either:
hot-water bottle
'bed warmer' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for electric blanket that I've seen before include "Bed warmer" , "Bed heater" , "Provider of extra bed heat" , "this might warm you up" , "cover at night" .)
'bed warmer' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for hot-water bottle that I've seen before include "night heater" , "comfort in retirement!" , "Bed warmer" .)