CRAWFISH
crayfish, crawfish, crawdad, crawdaddy
(noun) small freshwater decapod crustacean that resembles a lobster
crayfish, crawfish, crawdad, ecrevisse
(noun) tiny lobster-like crustaceans usually boiled briefly
retreat, pull back, back out, back away, crawfish, crawfish out, pull in one's horns, withdraw
(verb) make a retreat from an earlier commitment or activity; “We’ll have to crawfish out from meeting with him”; “He backed out of his earlier promise”; “The aggressive investment company pulled in its horns”
Source: WordNet® 3.1
Etymology
Noun
crawfish (countable and uncountable, plural crawfishes or crawfish)
(Southern US, Midwest US and Western US) Various freshwater crustaceans, crayfish.
(South Africa) Various marine crustaceans, rock lobster; especially Jasus lalandii, the Cape crawfish.
(Quebec, Canada, slang, derogatory) A slur against Anglo-Canadians used in some corners of Quebec (including the Gaspé).
Synonyms
• (freshwater crustaceans): crawdad, crawldad, crawlfish, crayfish, mudbug, yabby (Australia)
Verb
crawfish (third-person singular simple present crawfishes, present participle crawfishing, simple past and past participle crawfished)
(colloquial, Southern US) To backpedal, desert or withdraw (also used with out).
Source: Wiktionary
Craw"fish` (kr"fsh`), Cray"fish` (kr"fsh`), n.; pl. -fishes or -fish.
Etym: [Corrupted fr. OE. crevis, creves, OF. crevice, F. , fr. OHG.
krebiz crab, G. krebs. See Crab. The ending -fish arose from
confusion with E. fish.] (Zoöl.)
Definition: Any crustacean of the family Astacidæ, resembling the lobster,
but smaller, and found in fresh waters. Crawfishes are esteemed very
delicate food both in Europe and America. The North American species
are numerous and mostly belong to the genus Cambarus. The blind
crawfish of the Mamoth Cave is Cambarus pellucidus. The common
European species is Astacus fluviatilis.
Source: Webster’s Unabridged Dictionary 1913 Edition