Definitions
1.noun(sometimes derogatory) A person who is or appears homosexual, or who has homosexual qualities.
2.noun(sometimes derogatory) A person of any non-heterosexual sexuality or sexual identity.
3.noun(sometimes derogatory) A person of any genderqueer identity.
4.noun(definite, with "the") Counterfeit money.
5.verbTo render an endeavor or agreement ineffective or null.
6.verbTo puzzle.
7.verbTo ridicule; to banter; to rally.
8.verbTo spoil the effect or success of, as by ridicule; to throw a wet blanket on; to spoil.
9.verbTo reevaluate or reinterpret (a work) with an eye to sexual orientation and/or to gender, as by applying queer theory.
10.adjectiveWeird, odd or different; whimsical.
11.adjectiveSlightly unwell (mainly in "to feel queer").
12.adjectiveDrunk.
13.adjective(sometimes derogatory) Homosexual.
14.adjective(sometimes derogatory) Not heterosexual, or not cisgender: homosexual, bisexual, asexual, transgender, etc.
15.adjective(broadly) Pertaining to sexual or gender behaviour or identity which does not conform to conventional heterosexual or cisgender norms, assumptions etc."the queer community"
16.adverbQueerly.