Question: Here is one sentence: I'll meet you at the foot of the stairs.
Here is another sentence: The foot of the page.
Does the foot mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: Pick a fight or a quarrel.
Here is another sentence: Pick pockets.
Does the pick mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: The family's fortune waned and they could not keep their household staff.
Here is another sentence: Keep count.
Does the keep mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: She gave great head.
Here is another sentence: They say he gives good head.
Does the head mean the same thing in the two sentences?

Answer:
the same meaning