Read the dictionary definition of demolish. All definitions for this word.
1. defeat soundly and humiliatingly
1. The home team demolished the visitors
2. eat up completely, as with great appetite
1. Some people can down a pound of meat in the course of one meal
2. The teenagers demolished four pizzas among them
3. destroy completely
1. the wrecking ball demolished the building
4. ruin or destroy
1. his book demolishes an old myth
2. demolished my reputation
3. the professor demolished the student's argument