N-UNCOUNT 松弛的肌肉，赘肉(尤用于挑剔某人时) If you say that someone has flab, you mean they have loose flesh on their body because they are rather fat, especially when you are being critical of them. 松弛的肌肉，赘肉(尤用于挑剔某人时) [disapproval]
Don had a hefty roll of flab overhanging his waistband.