Definition of うぐいす張り (うぐいすばり)
ば
                        うぐいす張り
うぐいすばり
uguisubari
noun
•
                
nightingale (flooring), method of laying floors to deliberately make a noise (like a nightingale's call) when walked across (security feature)
Other readings:
                鶯張り【うぐいすばり】
、鴬張り【うぐいすばり】
                Related Kanji
| 張 | lengthen, counter for bows & stringed instruments, stretch, spread, put up (tent) | 
| 鶯 | nightingale | 
| 鴬 | nightingale, bush warbler |