pistol-whip

[ pis-tl-hwip, -wip ]
/ ˈpɪs tlˌʰwɪp, -ˌwɪp /

verb (used with object), pis·tol-whipped, pis·tol-whip·ping.

to beat or hit (someone) repeatedly with a pistol, especially in the head and shoulder area.

Origin of pistol-whip

An Americanism dating back to 1940–45

British Dictionary definitions for pistol-whip

pistol-whip

verb -whips, -whipping or -whipped

(tr) to beat or strike with a pistol barrel