River (4)
'river' is the definition.
(Nile River is an example)
This is all the clue.
(Other definitions for nile that I've seen before include "eastern flower" , "Long river" , "white flower?" , "Cairo's river" , "White or Blue river of Africa" .)
'river' is the definition.
(Red is an example)
This is all the clue.
(Other definitions for red that I've seen before include "Colour for danger" , "eg Cardinal" , "Blood-coloured" , "'If you see it, perhaps you're angry (3)'" , "Colour of blood" .)