 The name stoor worm may be derived from the Old Norse <unk> @-@ <unk> , an alternative name for Jörmungandr , the world or Midgard Serpent of Norse mythology , Stoor or <unk> was a term used by Scots in the latter part of the 14th century to describe fighting or battles ; it could also be applied to " violent conflicts " of the weather elements . Similar definitions are given by the Dictionary of the Older Scottish Tongue that covers the period up to the start of the 18th century ; later volumes , when it was published as the Dictionary of the Scots Language and covered from 1700 onwards , include substantial , large and big ; it further indicates it may be akin to the Old Norse <unk> . It shows <unk> as " a monster serpent , a sea @-@ dragon " using Traill Dennison 's tale as the basis for the definition . 
