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Related to top off: drop off, touch base, no less
top something off(with something)
1. to end or terminate something with something; to put something on the top of something. They topped the building off with a tall flagpole. He topped off each piece of pie with a heap of whipped cream.
2. to celebrate an end to something with something. They topped the evening off with a bottle of champagne. They topped off the evening with a bottle of champagne.
top something off
to add to the difficulty of something. Jane lost her job, and to top that off, she caught the flu. I had a bad day, and to top it off, I have to go to a meeting tonight.
1. Fill a container, especially when it is almost full to begin with. For example, I don't need much gas; just top off the tank, please. [First half of 1900s]
2. Finish, especially in a spectacular way, as in They topped off their trip with a visit to the White House. [First half of 1800s]
1. To fill some container completely, especially when it is almost full to begin with: Before we returned the rental car, we topped off the gas tank. Every time I took a sip of my water, the server would come back and top it off.
2. To finish something appropriately: The couple topped off the romantic evening with a walk along the river.