What does "acquire" mean?

Acquire: To gain, usually by one's own exertions; to get as one's own; as, to acquire a title, riches, knowledge, skill, good or bad habits. No virtue is acquired in an instant, but step by step. Barrow. Descent is the title whereby a man, on the death of his ancestor, acquires his estate, by right of representation, as his heir at law. Blackstone. See Obtain.