Beer's topping (4)
I believe the answer is:
foam
(Other definitions for foam that I've seen before include "Suds" , "At the mouth, this may mean madness or extreme anger" , "Sea froth" , "Froth created by wave or soap" , "Boiling bubbles" .)
I believe the answer is:
foam
(Other definitions for foam that I've seen before include "Suds" , "At the mouth, this may mean madness or extreme anger" , "Sea froth" , "Froth created by wave or soap" , "Boiling bubbles" .)