From Wikipedia, the free encyclopedia
QQ is Tencent QQ, a Chinese instant messaging program.
QQ may also refer to:
- Alliance Airlines, by IATA airline designator
- Reno Air, by former IATA airline designator
- Chery QQ, a compact Chinese car, which is considered an imitation of GM's Chevrolet Spark/Daewoo Matiz
- QinetiQ Ltd., a UK science and technology company traded as QQ on the LSE
- Q-Q plot, a plot to compare distributions in statistics
- QQ, an emoticon for a pair of crying eyes, often used mockingly as an injunction to stop complaining
- Quisqualate receptors, a non-NMDA-type ionotropic transmembrane receptor for glutamate that mediates fast synaptic transmission in the central nervous system
- QQ, used instead of Q as the field of rational numbers in some mathematics software, such as Sage and Macaulay2
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