drainer

noun4

1. •
   That which drains.

   • The radical shift in mentality is even more necessary when analysts see Education simply as a drainer of resources. — 1999
2. •
   A frame or rack for allowing washed crockery etc to dry naturally.
3. •
   A perforated rack on which washed dishes, etc. may be placed in order to dry.
4. •
   A person who explores drains, tunnels, or sewers.

noun1

1. •
   (slang) A fan of Drain Gang, an artistic collective formed in 2013, focusing on music and fashion.