1. Rolling on the floor laughing; indicates that something is thought to be highly amusing
   - ROTFL

Encyclopedia: ROFL

• sartor
• sartorial
• sartorially
• sartorius
• sartorius muscle
• Sartre
• Sarvepalli Radhakrishnan
• SAS
• sash
• sash cord
• sash fastener
• sash line
• sash lock
• sash weight
• sash window
• sashay
• sashimi
• Saskatchewan
• saskatoon
• Sasquatch
• sass
• sassaby
• sassafras
• Sassafras albidum
• sassafras laurel