Be going begging
Definition 1 of 1
Pro Tip 1/3Idiomatic Usage
This phrase is an idiom, meaning it conveys more than the literal combination of words suggests. 
I can’t believe those tickets are still going begging!
Pro Tip 2/3Surplus Implication
It often implies that there is more available of something than people want or need. 
During the sale, many high-end products were going begging.
Pro Tip 3/3Unexpected Availability
The phrase is used when something is surprisingly still available, often due to lack of interest. 
Can you believe it? There are still some apartments going begging in that popular area!