Gorge
'gorge' is the definition.
(synonyms)
This is all the clue.
(Other definitions for overeat that I've seen before include "Be gluttonous" , "Indulge in gluttony" , "Take too much food" , "Consume excessively" , "Gorge oneself" .)
'gorge' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for canyon that I've seen before include "Gulf" , "deep container for water" , "A deep gorge with a river, may be Grand" , "rift created" , "Ravine formed by a river" .)
'gorge' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ravine that I've seen before include "Canyon" , "Defile" , "Deep narrow gorge with steep sides" , "Deep narrow gorge between mountains" , "Type of gorge" .)