What does keep in check mean?
Also asked, what does hold in check mean?
to hold something in check to keep something in check or to keep something in check. phrase. If something or someone is held in check or is kept in check, they are controlled and prevented from becoming too great or powerful. Life on Earth will become unsustainable unless population growth is held in check.
In this regard, what does it mean to check something?
Check means to examine (something) in order to determine its accuracy, quality, or condition. Check on is a phrasal verb that means verify, ascertain, or monitor the state or condition of. It's a subtle difference between the two, and, in the example you gave, I think either could be applied.
A wreck is something that's been destroyed. Your hair might be a wreck after a bad day at the barber. Your car might be a wreck after you hit a telephone pole. A sunken ship is a wreck, or a shipwreck. When you hit that telephone pole, you've had a wreck, and you can also call your mangled car a wreck.