1. To use a hook to fasten something to someone or something else. A noun or pronoun can be used between "hook" and "on." Can you use this to hook on the tarp?

2. To cause someone or oneself to become addicted to a particular substance. A noun or pronoun can be used between "hook" and "on." Please don't give the kids any soda—I don't want them hooked on caffeine at such a young age. I have no interest in hooking myself on drugs, thank you very much.