Define Turn Tail Meaning

Turn Tail
to run away in fear (and run is often added although this essentially makes it redundant)

Don't turn tail when you have a huge turnout like that.
By Joelie
Turning Tail

Picture a mongrel putting its tail between its legs and peeing all over it and yelping, ki-yi, ki-yi, ki-yi off into the distance.
By Gussie