writhing

[Mher]

What is meant by this word: "It stood like a huge writhing wall between us and the horizon?"

[JMurray]

not a teacher

Have you looked the word up in a dictionary?
Try this definition and imagine how it works for a wall of water.
http://www.merriam-webster.com/dictionary/writhing

[Magdalena***]

It means

movinginatwistingorsnake-likefashion

[emsr2d2]

It means

movinginatwistingorsnake-likefashion

Did you really find it written like that in a dictionary? There are no spaces between the words. Please edit your post so it's readable.

[BobK]

'Snake-like' is interesting. Google 'serpentine wall'.

b

PS I did, just to check.

[Tarheel]

The word writhing suggests motion to me. Walls don't move, so serpentine wall makes more sense to me.