チャカ
chaka

Noun

1. pistol; handgun

Slang
かかわり いになったら、ドスどころかチャカが てきそうだ。
kakawariaini nattara dosudokoroka chakaga dete kisōda.
Mess with them, and they won't just pull shivs on you; they're probably packing heat.
Other forms: