Bákna

As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):

bákna

(að), v. to beckon, make signals (þeir báknuðu vápnunum til þeirra Hákonar).

Possible runic inscription in Younger Futhark:ᛒᛅᚴᚾᛅ

Also available in related dictionaries:

This headword also appears in dictionaries of other languages closely related to Old Icelandic.

• Old Norse - Cleasby & Vigfusson Dictionary
• Old Norwegian - Johan Fritzner's Dictionary