Yrða

slakr

lýsingarorð
slök, slakt, adj. slack, almost used as in Engl., e. g. reipið er slakt, slack, not tight-stretched; vaðr vilgi slakr, Bragi (of a fishing-line): also the phrase, slá slöku við, to slacken ones exertion, to idle; the word is very freq. in mod. usage.