To uninstall tcpick just follow these instructions.
/debian/wheezy/main///install/index.html TCP stream sniffer and connection tracker Debian 7.0 net 0.2.1-6
sudo apt-get remove tcpick
Which will remove just the tcpick package itself.
sudo apt-get remove --auto-remove tcpick
This will remove the tcpick package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for tcpick then this will work.
sudo apt-get purge tcpick
Or similarly, like this tcpick
sudo apt-get purge --auto-remove tcpick
|Description||TCP stream sniffer and connection tracker|