noun
a long, thin braid of hair that resembles the tail of a rat
-
The scientist studied the genetic mutation responsible for the rat tail in the population of rodents.
-
I saw a rat with a long rat tail scurrying around the trash cans.
-
That guy's haircut looks like a rat tail, it's so outdated.
-
The tangled wires behind the computer desk resembled a rat tail, making it difficult to untangle.