base·ment (bas'mnt) ADJ. 1.Substandard or unacceptable. 2.Lame; Not cool or funny. 3.Simple minded or foolish. Example: The food and service at the restaurant was so basement the group decided to eat and leave without paying.
BASEMENT
Meaning of BASEMENT in English
Slang English vocab. Английский сленговый словарь. 2012