It describes the word arrived. Arrived is the verb and late describes how he arrived. Hope this helps!
The followings are key words that helps narrow your research when using a search engine
and, or, not and, or, but but, nor, and but, not,
Hope this helps!
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It is a Adjective Phrase :)
It mean mostly that they would fight for a nail or a tooth not much different so they would mind who it was.