Booze (7)
'booze' is the definition.
(I know that grog is a type of booze)
This is all the clue.
(Other definitions for grog that I've seen before include "Mixture of spirit and water" , "Spirits and water mixture" , "Rum diluted with water" , "Naval rum issue" , "Drink of spirits and water liked by sailors" .)
'booze' is the definition.
(I know that booze can be written as alcohol)
This is the entire clue.
(Other definitions for alcohol that I've seen before include "wine, say" , "The bottle" , "Intoxicating liquour" , "Ethanol" , "To a position aboard" .)