However, there are a few ways the word "milk" can be used figuratively:
* To "milk" something can mean to exploit it for personal gain, often in an unfair or excessive way. For example, "He's milking his celebrity status for all it's worth."
* To "milk it" can mean to exaggerate or prolong a situation for attention or sympathy. For example, "She's milking her injury for all it's worth."
It's important to note that these uses are not formal idioms, but rather figurative language that uses the word "milk" in a metaphorical way.
If you're trying to understand a specific use of "milk" in a particular context, please provide more information!