灌水 [－－]

Jyutping gun3 seoi2
Pinyin guàn shuǐ

Definitions (CC-CEDICT)
  1. to irrigate
  2. to pour water into
  3. to inject water into meat to increase its weight (plumping)
  4. to cook the books
  5. to post low-value messages (small talk etc) on Internet forums
Definitions (Wiktionary)
  1. verb, Internet, figuratively, intransitive, verb-object
    to (repeatedly) add meaningless words or phrases to message board posts; to shitpost
  2. verb, intransitive, verb-object
    to irrigate; to water