资料来源 : Webster's Revised Unabridged Dictionary (1913)

Shot-free \Shot"-free`\, a.
   Not to be injured by shot; shot-proof. [Obs.] --Feltham.

Shot-free \Shot"-free`\, a.
   Free from charge or expense; hence, unpunished; scot-free.
   [Obs.] --Shak.