The phrase "dining rm" is an abbreviation for "dining room," which refers to a designated area in a house or restaurant where people eat and have their meals. Full definition
Gourmet kitchen features granite & high end appliances & overlooks the formal dining rm. (gradyharris.com)
Beautiful Hardwoods Floors, archway In Dining Rm, large Viling Rm, open Family Room W / fp, Spacious Kitchen With Center Island, Computer Desk! (raleighrealtyhomes.com)