Mind if I sit?

What does “Mind if I sit” mean?

Is it okay if I sit here? A polite, casual way to ask to join someone at a table or on a bench.

• Name your price./neɪm jʊr praɪs/
• Nothing is over./ˈnʌθɪŋ ɪz ˈoʊvər/
• Five by five./faɪv baɪ faɪv/
• Stop bragging./stɑːp ˈbræɡɪŋ/
• It's all in your head./ɪts ɔːl ɪn jʊr hed/
• No way, no how./noʊ weɪ noʊ haʊ/
• You are gorgeous./ju ɑːr ˈɡɔːrdʒəs/
• Nothing comes from nothing./ˈnʌθɪŋ kʌmz frəm ˈnʌθɪŋ/