idioms

  keep an eye on (look after, watch over) Jane will keep an eye on the children until I get back. I’ve asked a neighbor to keep an eye on my house while I’m away.   envocabulary.com

  blessing in disguise (something that seems bad or unlucky but results in something good) Losing my job was a blessing in disguise, as I ended up setting up my own business.   envocabulary.com

  John Hancock  US informal (signature) Please put your John Hancock at the bottom of this paper. We need your John Hancock on the contract to complete the deal. Put your John Henry at the bottom of this page. Also, John Henry   envocabulary.com

  sight unseen (to buy or accept something without seeing it first) Many people buy things online, sight unseen. Some guy was willing to buy my bicycle sight unseen.   envocabulary.com

  know someone by sight (to recognize someone by appearance) I’ve never spoken to her. I only know her by sight. I know most of my neighbors by sight. I have never met them.   envocabulary.com