1the part of the human body below the ribs and above the hips, often narrower than the areas above and below:he put an arm around her waistthe last time you had a waist was around 1978
the circumference of a person’s waist:her waist has reduced from 35 to 28 inches
the part of a garment around or covering the waist:trousers with an elasticated waist
the point at which a garment is shaped so as to narrow between the ribcage and the hips:a jacket with a high waist
2a narrow part in the middle of something, such as a violin or hourglass.
the middle part of a ship, between the forecastle and the quarterdeck.
