noun, slang ·Uncommon ·College level

Definitions

Noun

1. 1
   A variety of goldfish with the tail divided into two parts.
2. 2
   Either of a pair of unbraided tails worn on the sides of the head; an unbraided pigtail. slang
3. 3
   Either of a pair of unbraided tails worn on the sides of the head; an unbraided pigtail.; A hairstyle with a pair of twintails; unbraided pigtails. in-plural, slang

Etymology

From twin + tail. Sense 2 is a calque of Japanese ツインテール (tsuintēru).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.