diff --git a/jedi/api.py b/jedi/api.py
index 64231d02..f29fee87 100644
--- a/jedi/api.py
+++ b/jedi/api.py
@@ -434,6 +434,10 @@ class Script(object):
         for d in set(definitions):
             if isinstance(d, pr.Module):
                 names.append(api_classes.Usage(d, d))
+            elif isinstance(d, er.Instance):
+                # Instances can be ignored, because they are being created by
+                # ``__getattr__``.
+                pass
             else:
                 names.append(api_classes.Usage(d.names[-1], d))
 
diff --git a/test/completion/usages.py b/test/completion/usages.py
index 003fd41f..f81de013 100644
--- a/test/completion/usages.py
+++ b/test/completion/usages.py
@@ -132,6 +132,16 @@ class TestInstanceVar():
         self._instance_var
 
 
+class NestedClass():
+    def __getattr__(self, name):
+        return self
+
+# Shouldn't find a definition, because there's no name defined (used ``getattr``).
+
+#< (0, 14),
+NestedClass().instance
+
+
 # -----------------
 # inheritance
 # -----------------