diff --git a/app/Http/Controllers/Api/Admin/ItemFieldController.php b/app/Http/Controllers/Api/Admin/ItemFieldController.php
index 8282c656..4116b200 100644
--- a/app/Http/Controllers/Api/Admin/ItemFieldController.php
+++ b/app/Http/Controllers/Api/Admin/ItemFieldController.php
@@ -909,4 +909,23 @@ private function suggestFieldType(string $type): string
             default => 'textbox',
         };
     }
+
+    /**
+     * 삭제된 필드 일괄 영구 삭제 (휴지통 비우기)
+     */
+    public function purgeDeleted(): JsonResponse
+    {
+        $tenantId = session('selected_tenant_id');
+
+        if (! $tenantId || $tenantId === 'all') {
+            return response()->json([
+                'success' => false,
+                'message' => '테넌트를 선택해주세요.',
+            ], 400);
+        }
+
+        $result = $this->service->purgeDeletedFields($tenantId);
+
+        return response()->json($result);
+    }
 }
diff --git a/app/Services/ItemFieldSeedingService.php b/app/Services/ItemFieldSeedingService.php
index fa5e7eba..e2997dbb 100644
--- a/app/Services/ItemFieldSeedingService.php
+++ b/app/Services/ItemFieldSeedingService.php
@@ -613,4 +613,36 @@ public function forceDeleteCustomField(int $tenantId, int $fieldId): array
             'message' => '필드가 영구 삭제되었습니다.',
         ];
     }
+
+    /**
+     * 삭제된 필드 일괄 영구 삭제 (휴지통 비우기)
+     */
+    public function purgeDeletedFields(int $tenantId): array
+    {
+        // 삭제된 필드(soft deleted) 조회
+        $deletedFields = ItemField::onlyTrashed()
+            ->where('tenant_id', $tenantId)
+            ->get();
+
+        if ($deletedFields->isEmpty()) {
+            return [
+                'success' => true,
+                'message' => '삭제된 필드가 없습니다.',
+                'purged_count' => 0,
+            ];
+        }
+
+        $purgedCount = 0;
+
+        foreach ($deletedFields as $field) {
+            $field->forceDelete();
+            $purgedCount++;
+        }
+
+        return [
+            'success' => true,
+            'message' => "{$purgedCount}개의 삭제된 필드가 영구 삭제되었습니다.",
+            'purged_count' => $purgedCount,
+        ];
+    }
 }
diff --git a/resources/views/item-fields/index.blade.php b/resources/views/item-fields/index.blade.php
index 609c3238..8792c7e1 100644
--- a/resources/views/item-fields/index.blade.php
+++ b/resources/views/item-fields/index.blade.php
@@ -149,6 +149,15 @@ class="bg-gray-800 hover:bg-gray-900 text-white px-6 py-2 rounded-lg text-sm fon
                     검색
                 </button>
 
+                <!-- 휴지통 비우기 버튼 -->
+                <button type="button" onclick="purgeDeletedFields()"
+                        class="bg-orange-600 hover:bg-orange-700 text-white px-4 py-2 rounded-lg text-sm font-medium transition-colors flex items-center gap-1">
+                    <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
+                    </svg>
+                    휴지통 비우기
+                </button>
+
                 <!-- 추가 버튼 -->
                 <button type="button" onclick="openCreateModal()"
                         class="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded-lg text-sm font-medium transition-colors">
@@ -1113,6 +1122,41 @@ function switchTab(tab) {
         }
     };
 
+    // 휴지통 비우기 (삭제된 필드 영구 삭제)
+    function purgeDeletedFields() {
+        showConfirm('삭제된 모든 필드를 영구 삭제하시겠습니까?\n\n이 작업은 되돌릴 수 없습니다.', () => {
+            fetch('/api/admin/item-fields/purge-deleted', {
+                method: 'POST',
+                headers: {
+                    'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]')?.content || '{{ csrf_token() }}',
+                    'Content-Type': 'application/json',
+                    'Accept': 'application/json'
+                }
+            })
+            .then(response => response.json())
+            .then(data => {
+                if (data.success) {
+                    if (data.purged_count > 0) {
+                        showToast(data.message, 'success');
+                        htmx.trigger('#custom-fields', 'customRefresh');
+                    } else {
+                        showToast(data.message, 'info');
+                    }
+                } else {
+                    showToast(data.message || '휴지통 비우기에 실패했습니다.', 'error');
+                }
+            })
+            .catch(err => {
+                console.error(err);
+                showToast('오류가 발생했습니다.', 'error');
+            });
+        }, {
+            title: '휴지통 비우기',
+            icon: 'warning',
+            confirmText: '영구 삭제',
+        });
+    }
+
     // 시딩 새로고침
     function refreshSeeding() {
         htmx.trigger('#seeding-status', 'seedingRefresh');
diff --git a/routes/api.php b/routes/api.php
index 4e5b1d60..79121a18 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -441,6 +441,9 @@
         // 커스텀 필드 영구 삭제
         Route::delete('/custom-fields/{id}/force', [ItemFieldController::class, 'forceDestroyCustomField'])->name('forceDestroyCustomField');
 
+        // 삭제된 필드 일괄 영구 삭제 (휴지통 비우기)
+        Route::post('/purge-deleted', [ItemFieldController::class, 'purgeDeleted'])->name('purgeDeleted');
+
         // 오류 로그 조회 (HTMX partial)
         Route::get('/error-logs', [ItemFieldController::class, 'errorLogs'])->name('errorLogs');