Old Norwegian Dictionary - alein?

Meaning of Old Norwegian word "alein?" in Norwegian.

As defined by the Johan Fritzer's Old Norwegian dictionary:

alein? (at alein) DN. VIII, 90.

Part of speech: uten ordklasse

Possible runic inscription in Medieval Futhork:ᛆᛚᚽᛁᚿ?
Medieval Runes were used in Norway from 11th to 15th centuries.
Futhork was a continuation of earlier Younger Futhark runes, which were used to write Old Norse.