Adjective
1. feeling or showing worry or solicitude;
"concerned parents of youthful offenders""was concerned about the future""we feel concerned about accomplishing the task at hand""greatly concerned not to disappoint a small child"2. involved in or affected by or having a claim to or share in;
"a memorandum to those concerned""an enterprise in which three men are concerned""factors concerned in the rise and fall of epidemics""the interested parties met to discuss the business"3. in relation (or in regard) to; especially as in the phrases;
"as far as x is concerned""where x is concerned"4. culpably involved;
"all those concerned in the bribery case have been identified""named three officials implicated in the plot""an innocent person implicated by circumstances in a crime"