Definition of 昼行灯 (ひるあんどん)
ひるあんどん
                        昼行灯
ひるあんどん
hiruandon
noun
•
        
dunce, blockhead, inattentive person, (a) lantern at noon(derogatory, idiom )
Related Kanji
| 昼 | daytime, noon | 
| 行 | going, journey, carry out, conduct, act, line, row, bank | 
| 灯 | lamp, a light, light, counter for lights |