<p>They do show up sometimes on the SAT. Plus, it helps to know them if you plan on coming to America in the future.</p>
<p>Anyway, I was scanning the list and I saw this:</p>
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<p>It’s actually “to bury the hatchet.” A hatchet is like an axe, which is rather sharp and dangerous. Your definition is pretty much right, though burying the hatchet doesn’t have to come specifically after a fight. If two people don’t get along well, they can bury the hatchet and become good friends and not fight at all.</p>
<p>And this: </p>
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<p>I actually have never heard “put off” used in that sense. Usually, putting off something means to procrastinate and leave it for a later time. For example, if I put off an essay due in 3 days until the day before it’s due, I’m going to be up late (which means going to sleep at a late hour) finishing my essay.</p>