Focus on the pronunciation of blow
English definition of “blow”
/bləʊ/ verb [T] (blew, blown)
› to spend a lot of money on something that is not important or effective: Central Bank blew $900m of foreign-exchange reserves in the first two weeks of October alone.
blow the whistle (on sb/sth) › to tell someone in authority about something harmful or illegal that someone is doing: If two of the firm's employees hadn't blown the whistle, the scandal would never have become known.
blow the lid on/off sth › to tell people the real and unpleasant facts about something that were previously not known: The report blew the lid on the culture of secrecy surrounding the company's new range of fizzy-drink products.
blow a hole in sth › to cause serious harm or damage to something: Defeat would blow a hole in the club's finances.