To beat severely with a whip or rod.
To beat with a strap, stick, whip, etc., esp. as punishment.
To publicize aggressively.
Flogging a new book.
To actively promote or deal in.
Flog is defined as to beat with a strap or stick as punishment.
An example of flog is to use corporal punishment to teach a student not to smoke at school.
To use something to extreme; to abuse.
Origin of flog
Perhaps from alteration of Latin flagellāre flagellate