Eat away (5)
'eat away' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for erode that I've seen before include "Grind down" , "fragment" , "Wear away with weather" , "Corrode" , "Abrade" .)
'eat away' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for corrode that I've seen before include "Gradually weaken (metal)" , "Gradually weaken (by chemical action)" , "Growth in hazel buds" , "Chemically weaken" , "Slowly eat" .)
'eat away' is the definition.
'dine out' can be an answer for 'eat' (dining out is a kind of eating). I am unsure of the 'away' bit.
'eat away' is the wordplay.
'eat' becomes 'dine' (to dine is to eat a meal).
'away' becomes 'out' (synonyms).
'dine'+'out'='DINE OUT'
Can you help me to learn more?
(Other definitions for dine out that I've seen before include "Use a restaurant" , "Eat away from home" , "Eat in a restaurant" .)