Laski

As defined by the Cleasby & Vigfusson Old Norse to English dictionary:

laski Old Norse word can mean:

laski

a, m. a flaw, fissure in wood.

laski

II. the wrist-piece of a gauntlet beneath the thumb, (opp. to ló or lóð = the finger part); the phrase, á ló og laski! The foreman of a fishing-boat divides the catch of fish into two heaps, then throws a glove between these heaps, and turning his face away shouts, á ló og laski! whereupon each man of the crew has, in his turn, to choose either the ló or the laski, and take his share according to the side to which the laski or the ló points.

Possible runic inscription in Younger Futhark:ᛚᛅᛋᚴᛁ
Younger Futhark runes were used from 8th to 12th centuries in Scandinavia and their overseas settlements