Sod off
Definition 1 of 1
Pro Tip 1/3Very Informal
Used primarily among friends or peers; can be seen as offensive in professional settings. 
After the meeting, Jim jokingly said to his mate, 'Sod off, I'm talking!'
Pro Tip 2/3Forceful Rejection
Expresses strong disapproval, often used when someone is frustrated or angry. 
When the salesman kept insisting, I finally snapped and said, 'Sod off!'
Pro Tip 3/3Not Polite
It's a rude phrase and not suitable for polite conversation or formal situations. 
The celebrity told the intrusive paparazzi to sod off.