You probably know the trick on Google, which allows you to exclude certain items from your search by using the minus sign (-). Now you can do the same on Iconfinder.
For example, if you are looking for a "save" icon but want to exclude all floppy disks, you can enter
save -floppy in the search. Here are the results that you will get:
You can also exclude certain designer’s icons or illustrations by adding the minus sign (-) before their name. E.g., entering
business -icojam excludes content created by Icojam for a "business" search term.