brink: saphah, or sepheth = "the lip," "margin," "bank," "edge" (Gen 41:3; Ex 2:3; 7:15); qatseh, or qetseh = "an extremity," "border," "brim" (Josh 3:8,15; Isa 19:7; Dan 12:5). See BRIM.
Bibliography Information Orr, James, M.A., D.D. General Editor. "Definition for 'BRINK'". "International Standard Bible Encyclopedia". bible-history.com - ISBE; 1915.