huī​bu​liū​qiū

drab grey

  1. huī adjective
    gray
    the color between black and white; ash-colored
  2. very
    Used for emphasis before certain adjectives (especially after hǎo) to mean how or so, as in 好不 hǎo​bù
  3. [intensifier]
    Suffix used with certain adjectives to indicate a deep degree or a specific physical quality, such as in 酸溜溜 suān​liū​liū or 光溜溜 guāng​liū​liū
  4. opaque (segment carries no independent meaning)