Merriam-Webster's Collegiate® Dictionary, 11th Edition
SLIME
I. noun see: lime Date: before 12th century soft moist earth or clay, a viscous, glutinous, or gelatinous substance: as, a mucous or mucoid secretion of various animals (as slugs and catfishes), a product of wet crushing consisting of ore ground so fine as to pass a 200-mesh screen, a repulsive or odious person,
II. verb (slimed; sliming)
Date: 1628
transitive verb to smear or cover with slime, to remove slime from (as fish for canning), intransitive verb to become slimy