n. (pl. same) large marine spiny lobster. [var. of CRAYFISH] crawl v. 1 move slowly, esp. on hands and knees or with the body close to the ground etc. 2 walk or move slowly. 3 colloq. behave obsequiously. 4 (often foil. by with) be or appear to be covered or filled with crawling or moving things or people. 5 (esp. of the skin) creep. n. 1