A rhythmic group or metrical unit that contains a fixed number of beats, divided on the musical staff by bar lines. Also known as Bar.
It basically means to spoil carefully laid plans, For example;
"Don't upset the apple cart by revealing where we're going."
Answer:
The southern area is known as upper Egypt.
When the vehicle in front of you is proving to be an imminent danger to yourself, such as the driver texting and driving, driving recklessly, etc.
