Top definition
To show up late for school or not show up at all. It's also an Icelandic name.
He is pulling an Arnar today. He pulled an Arnar yesterday.
by Heimir January 24, 2006
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2
Meaning 'isn't it' or 'it is'

often used when agreeing with someone else
it's cold outside arnar.

see uznut and uzzar
by Steven Gerrard December 10, 2003
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