drinking three "Natural ICE" or "Natural Light" beers in a row.
Jill drank a nattrick and immediately passed out because she has no tolerance.
by NattyuptoBatty March 21, 2010
1 more definition
The art of reaching into the cooler with one hand and grasping three Natural Lights.
JP reached into the cooler and pulled a nattrick for him, Brad, and Jodi.
by jasonpotter August 17, 2009