Meaning of cheap shot

cheap' shot'

Pronunciation: [key]
  1. a covert, unsportsmanlike, and illegal act of deliberate roughness, esp. in football, often calculated to injure an opponent.
  2. any mean or unsportsmanlike remark or action, esp. one directed at a defenseless or vulnerable person.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.