Definition of "stepfather-in-law" [stepfather-in-law]

• A stepfather of one's spouse. (noun)

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• "My stepfather-in-law keeps quiet and my husband is the same."
• "I wasn't sure how to go about getting a car loan and my stepfather-in-law suggested looking into credit unions, which have good rates on loans."
• "Now, my future stepfather-in-law, Charlie, has always liked wine (or at least as I've known him)."