As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):
- f. = úlfhugr (fullr upp ~ar); slá á sik ~, to get angry.
Possible runic inscription in Younger Futhark:ᚢᛚᚠᚢᚦ
Also available in related dictionaries:
This headword also appears in dictionaries of other languages closely related to Old Icelandic.