Splashed by wet earth, runs for metres, red-faced? (5)
I believe the answer is:
ruddy
'red-faced?' is the definition.
(thesaurus)
I cannot understand how the remainder of the clue works.
Can you help me to learn more?
(Other definitions for ruddy that I've seen before include "Rosy" , "Rubicund" , "blasted" , "Damn" , "Healthy reddish complexion" .)