back
/bæk/
The rear of the body, especially the part between the neck and the end of the spine and opposite the chest and belly.
Could you please scratch my back?
That which is farthest away from the front.
He sat in the back of the room.
Upper part of a natural object which is considered to resemble an animal's back.
The small boat raced over the backs of the waves.
A support or resource in reserve.
The keel and keelson of a ship.
The ship's back broke in the pounding surf.
The roof of a horizontal underground passage.
Effort, usually physical.
Put some back into it!
A non-alcoholic drink (often water or a soft drink), to go with hard liquor or a cocktail.
Could I get a martini with a water back?
Among leather dealers, one of the thickest and stoutest tanned hides.