Sometimes solecisms can reveal linguistic ingenuity
economist.com
economist.com
Under that interpretation, homing missiles sound like a really bad idea.
To hunker down is to take a squat or crouch down on your heels. If I recall correctly, it comes from a similar root as 'haunches'.
'Bunker down' makes sense as an eggcorn, but I find it much less romantic somehow.
"hone in on" makes no sense!
To me, as suggested in the article, “honing” a sense or blade makes “hone in” seem more logical.
But I’m sure my parents both used “hone in” — Merriam Webster has an interesting definition and considers both correct: https://www.merriam-webster.com/words-at-play/home-in-or-hon....
You can also address only a part of the comment, like I did here. For instance, I have not given an opinion on the latter part of your comment.