cuddle-seat

noun2

1. •
   A pair of adjoining seats in a cinema without an intervening armrest, allowing couples to cuddle during the entertainment.
2. •
   A fabric sling or soft carrier worn by an adult, allowing the baby to be carried against the chest or hip.

   • Selina perforce loaded her baby into the cuddle-seat: yet she lingered on the step, looking a little sad. — 1961