1. Hitting someone or something hard.
2. Giving someone a going over, beating them up.
3. Criticising or insulting, in a derogatory manner, something which you don't like. Usually refers to different cultures or countries.
1. I was watching Jamie bashing his car because it wouldn't start, it was funny.
2. Indeed, those chavs gave that old man a bashing.
3. Main Pastimes of England:
4)Bashing the French
5)Bashing the Americans