waist 
/ˈweɪst/ noun
plural waists /ˈweɪst/ noun [count] 1 : the middle part of your body between the hips and chest or upper back that is usually narrower than the areas above and below it
▪ He has a narrow waist and broad shoulders. ▪ He put his arm around her waist. ▪ They lay in the sun naked from the waist up. = They lay in the sun stripped to the waist. ▪ paralyzed from the waist down = paralyzed below the waist — see picture at human 2 : the part of a piece of clothing that fits around your waist
▪ These pants have an elastic waist. ▪ The waist of this skirt is too tight.
▪ He has a narrow waist and broad shoulders. ▪ He put his arm around her waist. ▪ They lay in the sun naked from the waist up. = They lay in the sun stripped to the waist. ▪ paralyzed from the waist down = paralyzed below the waist — see picture at human
▪ These pants have an elastic waist. ▪ The waist of this skirt is too tight.
— waist·ed /ˈweɪstəd/ adjective — usually used in combination ▪ high-waisted pants [=pants that have a high waist]
/ˈweɪstəd/ adjective — usually used in combination ▪ high-waisted pants [=pants that have a high waist]
