A "scratcher" is something used to scratch or relieve an itch on your body. It can be a tool, like a back scratcher or a stick, or it could simply be your own hand or fingers. Full definition
But using a lefty specialist for an out in a low leverage situation in the fifth inning fits the bill nicely for head scratcher of the day (sbnation.com)
If you are on the lookout for one, then you may want to take a look at these products since many say that each is the best cat scratcher for your beloved pet. (happypetpost.com)
There is no such thing as peaceful sharing of scratchers for cats. (happypetpost.com)