Meanings of forgetting entirely in English

I had been some hours asleep, forgetting entirely where we were, when I was awakened by a tremendous crash of thunder.

But ere long, forgetting entirely the good service she had received (woe to him who has a bad master!

His manner frightened her; perhaps the bumble-bees were coming out, and she drew back from him, forgetting entirely what she had said.

Most persons apparently think of sugar merely as a sweetening agent, forgetting entirely the fact that it is a most concentrated food.

But corpo di Bacco, here I am talking and talking of politics forgetting entirely that your excellency is doubtless hungry, and desires a strengthening meal.