Definition: an important person, or a leader of the group
Examples:
When the company’s bigwigs came to visit the factory, we all had to change our work schedules to accomodate them.
That guy is the head of Marketing, he is a real bigwig in the company. If you see him in the hallway, be sure to smile and say hello.
Definition: to attract a lot of attention; to get noticed Examples: Everyone is talking about the new movie. It really made a splash. That new book is really popular. The author is on all the talk shows. She really made a splash.
Definition: to create a significant impression; to cause trouble, to be disruptive Examples: At your new job, be sure to speak up at meetings. You want to make waves right from the start. I didn't know anyone at the dinner party, so I kept quiet. I didn't want to make...
Definition: to say something awkward or inappropriate Examples: I saw my boss on the street yesterday. He was with a woman. I said I loved his wife's dress, but she wasn't his wife. She was his girlfriend. I definitely put my foot in my mouth that time. I thought the...