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

Another photo showed the smitten kitten enjoying its new indoor life beneath a Christmas tree. —Rey Covarrubias Jr., The Arizona Republic, 15 Dec. 2024

Patrick Mahomes and Brittany Mahomes' Relationship Timeline A third photo shows the NFL power couple holding hands and smiling at each other while standing next to a different Christmas tree, with a glimpse of a city skyline in the background. —Erin Clack, People.com, 15 Dec. 2024

Water Routinely Like all plants, Christmas trees rely on water to stay healthy and strong. —Ashlyn Needham, Southern Living, 14 Dec. 2024

Better Homes & Gardens Noble Fir and Pine-Scented 3-Wick Ceramic Tree Dish Candle $11 at Walmart I’ve yet to meet someone who doesn’t love the smell of Christmas trees, so this noble fir and pine-scented candle is sure to be a hit. —Carly Totten, Better Homes & Gardens, 14 Dec. 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