myusername-iMac:~ myusername$ cd /Volumes/Seagate2tb/.Trashes/501
myusername-iMac:501 myusername$ ls
Adobe Mint13 Misc1204 Notes
myusername-Imac:~ myusername$ cd /Volumes/Seagate2tb/.Trashes/501/Adobe
myusername-Imac:Adobe myusername$ ls
Adobe Photoshop Plugins - Site Grinder 2.1.1
myusername-iMac:501 myusername$ cd Mint13
myusername-iMac:Mint13 myusername$ ls
Desktop Image Magick commands.txt Notes
myusername-iMac:Mint13 myusername$ cd /Volumes/Seagate2tb/.Trashes/501
myusername-iMac:501 myusername$ ls
Adobe Mint13 Misc1204 Notes
myusername-iMac:501 myusername$ cd Misc1204
myusername-iMac:Misc1204 myusername$ ls
Image Magick commands.txt Notes and System Info
myusername-iMac:Misc1204 myusername$ cd /Volumes/Seagate2tb/.Trashes/501
myusername-iMac:501 myusername$ cd Notes
myusername-iMac:Notes myusername$ ls
Image Magick commands.txt
Do this:
cd /Volumes/Seagate2tb/.Trashes/501
ls
Adobe Mint13 Misc1204 Notes
sudo -rf *.*
(this is assuming you want to delete ALL files in Trash)
If not:
sudo rm -rf Adobe (or whatever filename)
See if it works.
If those are directories, drill down til you get to a file and try it.
EDIT: just for giggles, try a ls -la on those dirs. Should look like this:
drwxr-xr-x+ 98 staff 3.3K May 7 18:38 ./
drwxr-xr-x 6 admin 204B Feb 23 21:34 ../
-rw------- 1 staff 3B Jan 13 2012 .CFUserTextEncoding
-rw-r--r--@ 1 staff 15K May 6 19:06 .DS_Store
-rw------- 1 staff 1.5K Apr 11 18:54 .ICEauthority
drwx------ 2 staff 68B May 8 03:18 .Trash/
-rw------- 1 staff 57B May 7 18:38 .Xauthority
drwxr-xr-x 2 staff 68B Jul 18 2012 .Xcode/
drwxr-xr-x 4 staff 136B Jan 14 2012 .adobe/
drwxr-xr-x 10 staff 340B Jan 28 18:28 .android/
-rw------- 1 staff 7.5K May 8 03:28 .bash_history
-rw-r--r--@ 1 staff 968B May 7 17:52 .bash_profile
-rw-r--r--@ 1 staff 589B Apr 8 15:07 .bash_profile.macports-saved_2013-04-11_at_14:33:25
-rw-r--r--@ 1 staff 1.3K Mar 1 2012 .bashrc
drwxr-xr-x 8 staff 272B Jan 21 18:41 .bitpim-files/
drwxr-xr-x 4 staff 136B May 7 17:23 .cache/
drwxr-xr-x 5 staff 170B May 7 17:25 .config/
drwx------ 3 staff 102B Jan 13 2012 .cups/
drwx------ 15 staff 510B Jan 22 03:28 .dropbox/
drwxr-xr-x@ 297 staff 9.9K Feb 16 06:57 .explorer.cache/
drwxr-xr-x@ 3 staff 102B Feb 16 06:55 .explorer.local/
drwxr-xr-x 7 staff 238B Mar 31 2012 .fontconfig-2.4/
drwx------ 4 staff 136B Apr 11 18:57 .gconf/
drwx------ 3 staff 102B Apr 11 19:18 .gconfd/