To destroy or tear down a building or structure. The old factory was demolished to make way for a new shopping center.
To defeat or beat someone decisively in a competition or contest. The home team demolished their rivals with a score of 5-0.
To refute or disprove an argument or theory completely. The scientist demolished the opposing theory with compelling evidence.
To eat or consume something quickly, completely, and with great enthusiasm (informal). He demolished an entire pizza in under five minutes.