A move consisting of two feint attacks to elicit defensive actions, the second of which is evaded by an attack on the other side of the opponent's blade.
Origin
Early 19th century.
Definition of one-two-three in US English:
one-two-three
noun
Fencing
A move consisting of two feint attacks to elicit defensive actions, the second of which is evaded by an attack on the other side of the opponent's blade.