I. lem ‧ on 1 /ˈlemən/ BrE AmE noun
[ Date: 1300-1400 ; Language: French ; Origin: limon , from Medieval Latin limo , from Arabic laymun ]
1 . [uncountable and countable] a fruit with a hard yellow skin and sour juice:
a slice of lemon
Add a few drops of lemon juice.
2 . [uncountable] British English a drink that tastes of lemons:
a glass of fizzy lemon
3 . ( also lemon yellow ) [uncountable] a pale yellow colour
4 . [countable] especially American English informal something that is useless because it fails to work or to work properly:
I soon realized the van was a lemon.
5 . [countable] British English informal a silly person:
He just stood there looking like a real lemon.
II. lemon 2 BrE AmE ( also ˌlemon ˈyellow ) adjective
pale yellow in colour