Sentence:  The bikinied models in most of the ESPN2 shows have <WSD>abs</WSD>. Many of the malnourished bikinied models in the commercials have visible rib cages. How did the two get conflated into a shared vision of beauty? 
Meaning of the word marked with <WSD> tags:  abdominal muscle. (Mid 20th century.)<ref name=SOED>(page=2)</ref>