The definition of flog-
flog
fläɡ/
verb
gerund or present participle: flogging
1.
beat (someone) with a whip or stick as punishment or torture.
"the stolen horses will be returned and the thieves flogged"
synonyms: whip, scourge, flagellate, lash, birch, switch, cane, thrash, beat; tan someone's hide
"the thief was flogged"
PUNISHMENT OR TORTURE! Don't even go there saying it doesn't hurt the horse how the hell do you know it doesn't hurt? Should we try it on you???
And while you are preaching to peaople to look it up why don't you try to look up proper spelling as well as grammar!