What is the meaning of þorn?

Alternative form of thorn

The name of the Latin script letter Þ/þ.

alternative form of thorn

thorn

thorny bush

the runic character ᚦ (/θ, ð/)

the letter Þ, þ (/θ/ or /ð/)

thorn (= þyrnir m)

spike, esp. the tongue of a buckle, pin of a brooch

the letter Þ, þ

Source: wiktionary.org