Shorthand in the game Starcraft for "hyrdralisk", and extremely for "ultralisk" or "mutalisk"
You need more lisks, man! Kill them rines!
by GuyMontag September 23, 2004
a lisk is the girl at the party who gets really drunk and vomits and/or defecates all over the bathroom floor.
Wow, Rebecca just lisked everywhere.
by old man zimmett April 19, 2009