Blá

Meaning of Old Norse word "blá"

As defined by the Cleasby & Vigfusson Old Norse to English dictionary:

blá

f., pl. blár, an απ. λεγ. in a verse Ísl. ii. 233, where it seems to mean the billows, blue waves. Ivar Aasen records ‘blaa’ a Norse term for the blue horizon; cp. the Icel. phrase, út í bláinn (as from blár, m.), into the blue, of what is thrown away, words spoken without need or end. In the east of Icel. blá means a meadow covered with snow half melted away, Erik Jonsson, Dict. s. v.

Possible runic inscription in Younger Futhark:ᛒᛚᛅ
Younger Futhark runes were used from 8th to 12th centuries in Scandinavia and their overseas settlements