Square/Boat: has a straight horizontal bodice that meets with straps in a 90 degree angle.
V-neck: dips down in a V-shape, Deep V (Plunging).
Sweetheart: neckline is shaped like the top half of a heart.
One Shoulder: strap across one shoulder only.
Off the Shoulder: sits below the shoulders and highlights the collar bone and shoulders.
Halter: has straps that wrap around the back of the neck.
Strapless :neckline with no straps.
Long: Floor Length
Short: Above the Knee
Mid Length: Below the Knee