an odd queer fish

Meaning

1. an odd / a queer fish

   a person who is slightly strange or crazy

From the same entry

• a fish out of water
• have bigger fish to fry
• neither fish nor fowl
• there are plenty more fish in the sea
• a big fish
• a cold fish
• a different kettle of fish
• drink like a fish
• be like shooting fish in a barrel
• fish for
• fish out