What is the meaning of constricted?

verb

• Squeeze or press together.
  • usage: "she compressed her lips"; "the spasm contracted the muscle"
  • synonyms: compress, constrict, squeeze, compact, contract, press
• Become tight or as if tight.
  • usage: "Her throat constricted"
  • synonyms: constrict, constringe, narrow

adjective

• Especially tense; especially in some dialects.
• Drawn together or squeezed physically or by extension psychologically.
  • usage: "a constricted blood vessel"; "a constricted view of life"