Five-finger Discount American Canada noun phrase
Used to refer to the act of shoplifting.
I never use my five-finger discount in my entire life.
A: It is gorgeous. Where did you find it? B. Just using my five-finger discount.
Janice was caught red-handed when using her five-finger discount.
To catch someone stealing money from the workplace.
One needs to understand the basic techniques or primary details of something before taking actions that require greater skills
Peter failed because he did not learn to walk before he ran.