Christmas tree

noun

plural Christmas trees

1

: a usually evergreen tree decorated at Christmas

2

: an oil-well control device consisting of an assembly of fittings placed at the top of the well

3

drag racing : a set of paired colored lights arranged in two columns on a vertical pole in front of the starting line and used for starting a race

Lights on top of the Christmas tree tell the drivers to enter the staging area. Larger yellow lights mean, "get ready." The green light means "go!"

—Lori Polydoros

Examples of Christmas tree in a Sentence

We hung the lights on the Christmas tree.

Recent Examples on the Web

Just don’t expect that big box to fit under the Christmas tree. 3️⃣ 401(k) changes: Starting next year, everyone will be allowed to save a little more for retirement. —Daniel Wine, CNN, 5 Nov. 2024

The 272-piece set even features interactive accessories like a snowball catapult, snow castle, Christmas tree, and fireplace. —Ali Faccenda, People.com, 5 Nov. 2024

Don’t forget to take a photo with the two 50-foot Christmas trees on International Street for a holiday keepsake. —Miriam Porter, Forbes, 4 Nov. 2024

This year’s Rockefeller Center Christmas tree comes from West Stockbridge, Massachusetts, the first tree to hail from the state since 1959. —Denise Petski, Deadline, 4 Nov. 2024

Word History

First Known Use

1826, in the meaning defined at sense 1

Kids Definition

Christmas tree

noun

: a usually evergreen tree decorated at Christmas