Wiktionary
vb. (misspelling of home in on English)
Usage examples of "hone in on".
Leave it to one of her daughters to hone in on the least pertinent point in her tirade.
His only consoling thought was that none of the more powerful creatures around him had been able to hone in on Rhiannon as the source of their problems, but that really didn't make him feel less responsible.
What a remarkable power, to hear these voices, to be able to hone in on one particular voice and hear its early-morning mumblings, and then to pitch my hearing to yet another and let other words sink in.
A few discreet questions, a little legwork, and you hone in on one.
He had one of the two landing beacons, and his was the one that the other three landers would hone in on-assuming he managed to set down where he planned, assuming that he could find the correct high plateau in the middle of the right high mountain range without getting spitted on the surrounding needle-knife peaks.
Swooping down to the mineral-green surface of the lake, he tried to hone in on the scent.