Definition of phlegm for English Language Learners. : 1  a thick, yellowish liquid that is produced in the nose and throat especially when a person has a cold. : 2  calmness in a difficult or unpleasant situation.
Kneecap (Patellar) Subluxation. A subluxing patella (kneecap) is a temporary, partial dislocation of the kneecap from its normal position in the groove in the end of the thigh bone (femur). This groove is located between two bumps at the end of the thigh bone called the femoral condyles.
Rowe CR and Zairns B (1981): Recurrent transient subluxation of the shoulder. The easy definition of a subluxation is a minor misalignment or misplacement of the spinal bones (called vertebrae), putting endangering stress on the spinal nerves and spinal cord, which is your lifeline and goes to every part of your body.