1. (informal) no longer maintaining contact or communication 
2. (informal) no longer up to date; not well informed with recent developments

Encyclopedia: Out of touch

• Roseau
• rosebay
• rosebay willowherb
• rosebud
• rosebud cherry
• rosebud orchid
• rosebush
• rosefish
• rosehip
• rosella
• roselle
• Rosellinia
• rosemaling
• rosemary
• roseola
• roseola infantilis
• roseola infantum
• roset
• Rosetta Stone
• rosette
• rosewood
• rosewood tree
• Rosh Chodesh
• Rosh Hashana
• Rosh Hashanah