Queer duck noun phrase slang
Used to refer to a crazy, strange, or eccentric person
Mary is a queer duck. She live in a house full of cats.
To survive in a group, it's better to get along with everyone instead of being a queer duck.
Stupid or crazy
If you're off your trolley, your ideas or behaviour are crazy or insane.
Used to ask whether the word "funny" is being used to mean "humorous" or "strange"
Suddenly become crazy or very angry or lose control
The origin of this slang is not clear.
To indulge unlikely or fantastical possibilities
He tends to cast beyond the moon, so his moniker is "dreamer".