jab
noun.
a sharp hand gesture (resembling a blow)
he warned me with a jab with his finger|he made a thrusting motion with his fist
noun.
a quick short straight punch
noun.
the act of touching someone suddenly with your finger or elbow
she gave me a sharp dig in the ribs
Synonym: dig
verb.
poke or thrust abruptly
he jabbed his finger into her ribs
Synonym: dig, poke, prod, stab
verb.
strike or punch with quick and short blows
verb.
stab or pierce
he jabbed the piece of meat with his pocket knife
Synonym: stab