This quote appears to be from a novel, short story, or play and is spoken by a character named Mrs. Jones.
From the quote, we can infer that Mrs. Jones is confident and assertive, and is likely making a threat or a promise to the person she is speaking to. The use of the word "sir" suggests a degree of formality, and the phrase "When I get through with you" suggests that Mrs. Jones has a plan or an intention to make an impact on the person she is speaking to.
The full context of the quote would be needed to provide a complete explanation of its meaning and the relationship between Mrs. Jones and the person she is speaking to. However, based on the information given, we can conclude that Mrs. Jones is a confident and assertive character who is determined to make a lasting impression on the person she is addressing.