Problem: Sentence1: I didn't mean to knock your tooth out.
Sentence2: I only meant to help you.
Q: Does the term mean mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: This will permit the rain to run off.
Sentence2: This permits the water to rush in.
Q: Does the term permit mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Can you see the bird in that tree?
Sentence2: He is blind -- he can not see.
Q: Does the term see mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: He bought some reading material at the airport.
Sentence2: He has a job meter reading for the gas company.
Q: Does the term reading mean the same thing in both these sentences?

Answer:
different meanings