Related Clues:

• The blinking thing!
• It's often closed for the night
• Crystal rectifier, abbr
• It's flippable
• Top for some containers
• Saucepan sealer
• Egyptian leader distributed yield from pupil's cover
• Open's one's eyes perhaps to me, say, on cover
• Batted body part
• Container topper
• Tupperware piece
• One was opened on a jar by PandorA
• Boxtop, e.g
• Coffee shop freebie
• Coffee cup cover