Red _______ - Crossword Clue, Answer and Explanation

'red' is the definition.
(I know that scarlet is a type of red)

This is all the clue.

(Other definitions for scarlet that I've seen before include "Murderer" , "Vivid red" , "Red colour of clarets" , "immoral" , "Fallen" .)

I've seen this clue in The Telegraph and the Evening Standard.

'red' is the definition.
(I know that crimson is a type of red)

This is all the clue.

(Other definitions for crimson that I've seen before include "Blush" , "Flushed" , "Vivid red" , "Microns of colour" , "Bright red" .)

I've seen this clue in The Telegraph and the Evening Standard.

(Other definitions for herring that I've seen before include "It's certainly fishy!" , "Fatty fish" , "Small silvery sea-fish" , "Important food fish" , "Common food fish" .)

I've seen this clue in The Telegraph and the Evening Standard.

'red' is the definition.
(I know that cerise is a type of red)

This is all the clue.

(Other definitions for cerise that I've seen before include "Bright cherry-red colour" , "Shade of red" , "Pinkish-red" , "Cherry-coloured" , "Reddish-pink colour" .)

I've seen this clue in the Evening Standard.

'red' is the definition.
(shade of red)

This is all the clue.

(Other definitions for cherry that I've seen before include "Red fruit with a single hard stone" , "Deep red like small stone fruit" , "Cricket ball" , "Stone fruit - shade of red" , "one likely to be picked?" .)

I've seen this clue in the Evening Standard.

'red' is the definition.
(I know that red can be written as ruddy)

This is the entire clue.

(Other definitions for ruddy that I've seen before include "Glowing pink" , "Healthily red in colour" , "Damn" , "healthy-looking" , "Rubicund" .)

I've seen this clue in the Evening Standard, the Canadiana and the Penny Press.

(Other definitions for alert that I've seen before include "Put on guard, warn" , "Intellectually active" , "alarm" , "Wakeful, observant" , "sharp-witted" .)

I've seen this clue in the Evening Standard, the Canadiana and the Penny Press.

I've seen this clue in The Wall Street Journal.

'red' is the definition.
(I know that vermilion is a type of red)

This is the entire clue.

(Other definitions for vermilion that I've seen before include "Vivid red (with an orange tinge?)" , "Vivid red colour" , "shade" , "Bright red colour" , "Ron, I'm live with a bright red pigment" .)

I've seen this clue in the Evening Standard.

(Other definitions for hots that I've seen before include "Heats (colloq.)" , "Intense sexual desire" .)

I've seen this clue in the LA Times.

Red _______ (7)