I. ˈer, ˈär noun
( -s )
Etymology: Middle English erre, arre, of Scandinavian origin; akin to Old Norse err, örr scar, Old Swedish ær, ar, Danish ar, arr; akin to Middle Low German are scar, German dialect arbe, Sanskrit aru wound and perhaps to Old Norse rögg long hair, long wool — more at rug
now dialect Britain : scar II
II. abbreviation
1. arranged; arrangement
2. arrival; arrive