turn around

definition: turning in an opposite direction or position
example:
speech part: noun
synonyms: reversal
definition: improve significantly
example:
speech part: verb
synonyms: pick up
definition: improve dramatically
example:
speech part: verb
synonyms:
definition: turn abruptly and face the other way, either physically or metaphorically
example:
speech part: verb
synonyms: swing around swing about

How turn around is being used?