Like the of a fish; acting, or producing something, like the tail of a fish.(adjective)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "fish-tail" in a sentence
"My friends often helped me by experimenting with different hairstyles, such as my personal favorite, the fish-tail braid."
"I approve of fairies, so I had to include here the site-specific “faerie fish-tail reading a fishy fairy tale,” number 14."
"By the mid-60s two distinct clans clashed on bank holidays: the clean-cut mods in their fish-tail parkas, who listened to R 'n' B and the Who on their scooters and the rougher rockers on their motorbikes."