<entry id="2287367" stat="A" corpus="jmdict" type="jmdict">
<ent_corp type="jmdict">jmdict</ent_corp>
<ent_seq>1589250</ent_seq>
<k_ele>
<keb>落とし物</keb>
<ke_pri>ichi1</ke_pri>
<ke_pri>news2</ke_pri>
<ke_pri>nf40</ke_pri>
</k_ele>
<k_ele>
<keb>落し物</keb>
</k_ele>
<r_ele>
<reb>おとしもの</reb>
<re_pri>ichi1</re_pri>
<re_pri>news2</re_pri>
<re_pri>nf40</re_pri>
</r_ele>
<sense>
<pos>&n;</pos>
<gloss>lost property</gloss>
<gloss>something dropped and left behind</gloss>
</sense>
<sense>
<pos>&n;</pos>
<gloss>dropping something (without realising)</gloss>
<gloss>losing something</gloss>
</sense>
<info>
<audit time="2017-06-12 15:18:43" stat="A" unap="true">
<upd_name>Amen Lernsky</upd_name>
<upd_email>...address hidden...</upd_email>
<upd_refs>eij</upd_refs>
<upd_diff>@@ -22,0 +23,4 @@
+&lt;sense&gt;
+&lt;pos&gt;&amp;n;&lt;/pos&gt;
+&lt;gloss&gt;droppings (e.g. of a bird)&lt;/gloss&gt;
+&lt;/sense&gt;</upd_diff>
</audit>
<audit time="2017-06-12 22:32:54" stat="A">
<upd_uid>robin1354</upd_uid>
<upd_name>Robin Scott</upd_name>
<upd_email>...address hidden...</upd_email>
<upd_detl>Not in any of the other refs and a Google search for "落とし物 鳥" return very few relevant results.

I don't think this can be considered a separate sense. It's just a euphemistic use of the original sense.
I've added a more literal gloss to cover such cases.</upd_detl>
<upd_diff>@@ -22,4 +22 @@
-&lt;/sense&gt;
-&lt;sense&gt;
-&lt;pos&gt;&amp;n;&lt;/pos&gt;
-&lt;gloss&gt;droppings (e.g. of a bird)&lt;/gloss&gt;
+&lt;gloss&gt;something dropped and left behind&lt;/gloss&gt;</upd_diff>
</audit>
<audit time="2024-01-04 19:13:20" stat="A" unap="true">
<upd_name>Frazer Robinson</upd_name>
<upd_detl>Just like 忘れ物, 落とし物　also refers to the act.</upd_detl>
<upd_refs>meikyo「気がつかないで金品を落とすこと。また、その金品。」
https://www3.nhk.or.jp/news/easy/k10014300651000/k10014300651000.html

Goog
落とし物をした	992
落とし物をして	808
落とし物をする	275
落とし物をしたとき	263</upd_refs>
<upd_diff>@@ -23,0 +24,5 @@
+&lt;sense&gt;
+&lt;pos&gt;&amp;n;&lt;/pos&gt;
+&lt;gloss&gt;dropping something (without realising)&lt;/gloss&gt;
+&lt;gloss&gt;losing something&lt;/gloss&gt;
+&lt;/sense&gt;</upd_diff>
</audit>
<audit time="2024-01-04 19:40:36" stat="A">
<upd_uid>jwb</upd_uid>
<upd_name>Jim Breen</upd_name>
<upd_email>...address hidden...</upd_email>
</audit>
</info>
</entry>