What does it mean when someone calls you Mary?

Where does the exprishion of taking your hat off to some one? Where does the idiom keeping your nose clean come from? What is the plural possessive form of fathers-in-law? What are synonyms of greetings? What does it mean when a guy calls you rude names? How do you claim your inherent title ie 'Lord' or 'Lady' if you were not initially given it on your birth certificate? What is the origin of the idiom toe the line? What is the use of cutting and often ironic remarks? Sample farewell speech to colleague? Which of these is an acceptable cultural behavior for most Americans? What does the idiom feet first mean? What does 'go you' mean? What is a place setting for one person calles? What is considered Russian etiquette? How did the napkin get its name? Why does a bridegroom wear black? Why should a receiving clerk be trustworthy first and foremost? Farewell speech to a boss? Savoir-faire in a sentence? What is the term for Mrs Mr Miss etc?