What is the meaning of 18禁? - Question about Simplified . . . - HiNative The phrase '18禁' in Simplified Chinese (China) is an abbreviation for '十八岁禁止' (shíbā suì jìnzhǐ), which translates to "prohibited for those under 18 years old " It is commonly used to indicate content that is restricted or not suitable for individuals below the age of 18