Illegally give flowers
From China Digital Space
fēifǎ xiànhuā 非法献花
非法吃喝 (fēi fǎ chī hē): illegal eating and drinking
This term was created when users of Twitter (which is blocked in China) met together to discuss the imprisonment of three netizens in Fujian. DSD agents broke up the meeting and accused those present of “illegal eating and drinking.” See, here.
非法默哀 (fēi fǎ mò āi): illegal silent tribute
A phrase based on “illegal dedication of flowers.” Example: I hear that Google is leaving China. Let’s all conduct an illegal silent tribute.
非法XX (fēi fǎ XX): illegal XX
Phrase based on “illegal dedication of flowers.” Indicates some innocuous action that the government bans because of its symbolic meaning.