cray·fishBrE/ˈkreɪfɪʃ/NAmE/ˈkreɪfɪʃ/ (especiallyBrE) (also craw·fishNAmE, BrE) noun[C, U] (cray·fish, craw·fish) ananimallikeasmalllobster, that lives in rivers and lakes and can be eaten, or one like a large lobster, thatlivesintheseaandcanbeeaten淡水螯虾;刺龙虾