1. 
   truckle bed
   low bed usually kept beneath another bed when not in use.
   Found op http://charlesdickenspage.com/glossary.html
   
   
2. 
   Truckle-bed
   • (n.) A low bed on wheels, that may be pushed under another bed; a trundle-bed.
   Found op http://thinkexist.com/dictionary/meaning/truckle-bed/
   
   

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