1. Lasting for an hour
   "an hourlong examination"

See also: long

• slumberous
• slumbery
• slumbrous
• slumgullion
• slumlord
• slummy
• slump
• slur
• slur over
• slurp
• slurred
• slurry
• slush
• slush around
• slush fund
• slushy
• slut
• sluttish
• sluttishness
• slutty
• Sluzhba Vneshney Razvedki
• sly
• slyboots
• slyly
• slyness