quad quad /ˈkwɑːd/

noun

1. A rectangular area surrounded on all sides by buildings  ( quad , quadrangle )
   a rectangular area surrounded on all sides by buildings
   
   
2. (printing) a block of type without a raised letter; used for spacing between words or sentences  ( quad , space )
   (printing) a block of type without a raised letter; used for spacing between words or sentences
   
3. A muscle of the thigh that extends the leg  ( musculus quadriceps femoris , quad , quadriceps femoris , quadriceps )
   a muscle of the thigh that extends the leg
    The quadriceps are the large muscles at the front of your thigh
   The quadriceps are the large muscles at the front of your thigh
   
   
4. One of four children born at the same time from the same pregnancy  ( quad , quadruplet )
   one of four children born at the same time from the same pregnancy