Slow leak (7)
'slow leak' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for seepage that I've seen before include "Slow leaking flow" , "problem with tank" , "slow escape" , "Slow leakage" , "Discharge" .)
'slow leak' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for drip that I've seen before include "Insubstantial person - trickle" , "Trickle -- weakling" , "Means of intravenous feeding" , "Leak slowly" , "Fall in small amounts" .)