oversubscribed

oversubscribed /ˌoʊvɚsəbˈskraɪbd/ adjective
oversubscribed
/ˌoʊvɚsəbˈskraɪbd/
adjective
Britannica Dictionary definition of OVERSUBSCRIBED
— used to describe a situation in which something is wanted by many people but there are not enough copies, rooms, etc., for everyone