pre
v.v. to drink alcohol at home with friends before you go out to a party or a club. People do this to save money or to start the night in a more relaxed way.
v. to consume alcoholic beverages at a private residence prior to attending a social event or venue. Informal in register and primarily used in youth or student contexts.
We usually pre at my flat before heading to the club.
Since drinks are so expensive at the festival, the group decided to pre at the hotel for an hour first.
While the practice of pre-drinking is often motivated by financial constraints, many students view it as an essential social ritual for bonding before the loud environment of a nightclub.
The verb is intransitive and is a shortened, slang form of 'pre-drink'.