Related Clues:
- Customary time
- Happy __
- Appointment-book line
- Frequent TV episode length
- "The __ of departure has arrived": Socrates
- Little-hand indication
- Attorney's billing basis
- Second-hand circuit
- TV time slot, often
- Network slot unit
- Teeny-tiny
- Three score seconds
- Session length, perhaps
- Clock unit
- Part of a day