Nick didn’t study for his spelling test and got a poor grade. His teacher said, “Next time, you better put your nose to the grindstone”. What does “put your nose to the grindstone” mean?

Every Saturday, Jason’s friends go bike riding around the neighborhood, but Jason would rather stay home and watch TV or You Tube videos. His friends said, “Stop being such a couch potato!” What does ‘couch potato’ mean?

Keith could not go to the game because he was feeling "under the weather" What does 'under the weather' mean?

After Robert’s dog died, he was feeling very blue. His friends tried to cheer him up. “Maybe you can get another dog soon.” What does “feeling blue” mean?

Eddie joined the band and the soccer team. He also signed up for karate lessons. After a few weeks, he was feeling exhausted, and never had time to finish his homework. His mom said, “I think you’ve bitten off more than you can chew!”

Hunter’s room had clothes all over the floor, his desk had piles of books and papers, and there was dust and empty bags of chips everywhere. His mom opened the door and said, “What a train wreck!” What does ‘what a train wreck’ mean?

Jessica told her friend Becky, “Hey, hurry and go outside, someone is dropping dollar bills on the sidewalk!” Becky ran outside but found no dollar bills. When she came in Jessica laughed and said, “I was just pulling your leg”. What

Martin got a shiny new dirt bike for his birthday. His friend Joshua said, “Wow, that must have cost an arm and a leg” What does “cost an arm and a leg” mean?

Nathan said he could hit a baseball over the tall fence in his yard. Paul said, “No way can you do that!” Nathan replied, “Yes I can. It’s a piece of cake!” What does “piece of cake” mean?

Jose was chasing his dog around the living room. He bumped into a table and knocked over a glass vase, breaking it. His sister heard the sound, and told him, “You are in hot water now!” What does “in hot water” mean?

Larry slowly walked into the haunted house. He tried to be brave, but he was shaking in his boots. What does “shaking in his boots” mean?

Poor Serena got the flu and was sick in bed for four days. Finally, she was back at school. Her teacher welcomed her back and said, “How are you doing?” Serena smiled and said, “I’m in the pink now!” What does ‘in the pink’ mean?

In Florida, it snows only 'once in a blue moon'. What does 'once in a blue moon' mean?