1. On a railway flatcar
   - piggyback, pig-a-back 
2. On the back or shoulder or astraddle on the hip
   - piggyback, pig-a-back

Encyclopedia: Pickaback

• paeony
• PAGAD
• pagan
• pagan religion
• Paganini
• paganise
• paganism
• paganize
• page
• page number
• page printer
• page-at-a-time printer
• page-turner
• pageant
• pageantry
• pageboy
• Pagellus
• Pagellus centrodontus
• pager
• Paget
• Paget's disease
• paginal
• paginate
• pagination
• paging