► fat weighing too much because you have too much flesh on your body:  He’s short and fat. I always look so fat in pictures.
► overweight used as a more polite way of describing someone who is fat:  He’s a little overweight.
► big/heavy/large used as polite ways of describing someone who is big, strong, or fat:  His mother was a heavy woman in her fifties. He’s a pretty big guy.
► obese used about someone who is extremely fat in a way that is dangerous to his or her health:  Too many young children are obese these days.
► chubby/pudgy used about someone who is slightly fat, especially a baby or a child:  She was a cute chubby baby.
► plump used to say that someone is slightly fat in a pleasant way, especially a woman or a child:  Their grandmother was a plump, smiling woman.
► tubby informal used about someone who is short and fat:  He was a tubby little man with a bald head.
► flabby used to describe a part of your body that is too fat and has soft loose skin:  I’m trying to strengthen my arms so they’re less flabby.
► stout used about an adult who is slightly fat:  The door was answered by a stout woman in her sixties.
► rotund formal having a fat round body. Used especially in literature:  The actor’s rotund figure makes him perfect for the part of Santa.
► corpulent formal very fat. Used especially in literature:  The director, a corpulent red-faced man, slammed his fist on the table.