Meddling - See Proverbs 17:14 note.

But every fool.— Self-willed person. (Compare to Proverbs 1:22.)

Will be meddling.—Or, rather, showing…

[It is] an honour for a man to cease from strife
As Abraham did, (Genesis 13:7Genesis 13:8) …

To engage in quarrels is the greatest folly that can be. Yield, and even give up just demands, for peace's sake.