afls-munr

m. odds, superiority of strength, esp. in the phrase, kenna aflsmunar, where there is a short struggle, the one being soon overcome, Eb. 182, Eg. 508, Hkr. i. 286:

β. kenna aflsmuna = kosta afls, to exert oneself to the utmost; varð hann at kenna a. (to exert the whole of his strength) áðr hann kæmi honum undir, Eb. 172.