Derived from 'random', 'randomer'.
To describe an individual with whom you are unfamiliar with:
'Who is that rands?'
Additionally, to voice displeasure at the actions of another:
'Stop being such a rands'.
Furthermore, 'rands' can be often combined with other words: for example 'silly rands' and 'randy rands', for added effect.
Don't be a pansy and come to the public house you rands!