English

Definition of tinfoil noun from the Oxford Advanced Learner's Dictionary

 

tinfoil

 noun
noun
BrE BrE//ˈtɪnfɔɪl//
 
; NAmE NAmE//ˈtɪnfɔɪl//
 
[uncountable]
 
jump to other results
metal made into very thin sheets, that is used for wrapping food, etc. Cover with tinfoil and bake for 20 minutes.
See the Oxford Advanced American Dictionary entry: tinfoil