'mid
adj. C1 Advanced US //ˈmɪd// UK //mˈɪd// mid Archaic Slang
adj. something that is average or not very good. You use it to describe things that are boring or disappointing when you expected more.
adj. mediocre, unremarkable, or of poor quality. Informal in register and common in internet slang; often used to dismiss something that is popular but fails to impress.
Usage
Often follows a linking verb like 'be' or 'feel'.
Pitfall
The mid movieThe movie was midIn modern slang, 'mid' is most commonly used as a predicative adjective after a verb rather than before a noun.