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a. The deeply forked tail of a swallow.
b. Something similar to the tail of a swallow.
2. See tailcoat.
3. Any of various colorful, widely distributed butterflies of the family Papilionidae, usually having an extension at the end of each hind wing that resembles the tail of certain swallows.


1. (Animals) any of various butterflies of the genus Papilio and related genera, esp P. machaon of Europe, having a tail-like extension of each hind wing: family Papilionidae
2. (Zoology) the forked tail of a swallow or similar bird
3. (Clothing & Fashion) short for swallow-tailed coat


(ˈswɒl oʊˌteɪl)

1. the tail of a swallow or a deeply forked tail like that of a swallow.
2. any of several butterflies of the genus Papilio, characterized by elongated hind wings.
swal′low•tailed`, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.swallowtail - a man's full-dress jacket with two long tapering tails at the backswallowtail - a man's full-dress jacket with two long tapering tails at the back
dress suit, full dress, tail coat, tailcoat, tails, white tie and tails, white tie - formalwear consisting of full evening dress for men
jacket - a short coat
morning dress - formal attire for men during the daytime


[ˈswɒləʊteɪl] N (= butterfly) → macaón m
References in classic literature ?
For dress the insect wore a dark-blue swallowtail coat with a yellow silk lining and a flower in the button-hole; a vest of white duck that stretched tightly across the wide body; knickerbockers of fawn-colored plush, fastened at the knees with gilt buckles; and, perched upon its small head, was jauntily set a tall silk hat.
Damstras reverse design features a Tiger Swallowtail butterfly in flight, a symbol of hope.
COLOURFUL: Encore Azaleas will bring in an assortment of butterflies like this Eastern Tiger Swallowtail.
Whimsically dressed in a homemade butterfly costume, RenAaAaAeAa[c]e recal the beauty of a tiger swallowtail from her idyllic childhood in Hungary and the horrors that followed when her family was sent first to the ghettos and later to Auschwitz during the Holocaust.
Thinking Tree Spirits and Wolf Spirit Distillery in Eugene, at Deep Woods Distillery in Oakridge and at Swallowtail Spirits in Springfield.
The brainchild of owner Patti Christie, who raises monarch and black swallowtail butterflies, the enclosure provides shelter and food for the butterflies while also putting on a display for customers.
For my efforts, I'm rewarded with daily sightings like the Tiger Swallowtail that's pictured here.
With a wonderful mix of spacious three and four bedroomed homes and scenic views across the rolling Durham countryside, it is not difficult to see why Prince Bishops Homes' stunning Swallowtail Meadows development, in New Brancepeth, County Durham, is proving popular with house hunters.
angels flapping swallowtail wings, spitting venom into each other's
Swallowtail butterflies have different morphological characters viz; the repugnatorial organ which is present in papilionid caterpillar is called osemeterium bears on its prothorax.
Some of the animals described in the song include the dolphin, the white-tailed deer, a Mockingbird in a magnolia tree, a mother black bass and her children four, a mother wood duck and five ducklings, a swallowtail family in the coreopsis, an alligator family in the swampland, a catfish family in a pond, a red fox family in a forest of pine, and a hive of honeybees.