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1. To add to something until it is full, especially if it was already close to being full. In this usage, a noun or pronoun can be used between "top" and "off." I'd like to top the car off with gas before we set out on the road tomorrow. Here, let me top off your glass with a bit more wine.
2. To finish or complete something by adding a final element or flourish to it. In this usage, a noun or pronoun can be used between "top" and "off." The party was great! There was dinner, games, dancing, and they topped the evening off with a karaoke competition. The cake is almost finish, let me just top it off with a few chocolate strawberries. We topped off our vacation in Greece with a trip to the Acropolis of Athens.
3. To add something unpleasant or difficult to an already troublesome situation. In this usage, a noun or pronoun is used between "top" and "off." I got a flat tire halfway through my bicycle ride, and to top that off, I left my phone at home so I couldn't call anyone for help! The boss tore me a new one today, and to top it all off, my boyfriend said he was moving out.
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.