"hoard up" - Translation from English to Arabic

What were you doing hoard up in a hotel room with a shotgun?
مالّذي كنتي تفعلينه بإختبائكِ في غرفة بالنزل ومعكِ بندقية ؟

Since we can't do anything else, just hoard up fat then.
وحيث أننا لا نجد ما نفعله، اختزني الدهون إذن.