Dictionary definition · stab
noun
- a sudden sharp feeling"pangs of regret"
- a strong blow with a knife or other sharp pointed instrument"one strong stab to the heart killed him"
- informal words for any attempt or effort"he gave it his best shot"
verb
- use a knife on"The victim was knifed to death"
- stab or pierce"he jabbed the piece of meat with his pocket knife"
- poke or thrust abruptly"he jabbed his finger into her ribs"
Source: Open English WordNet (CC BY 4.0).