Christmas tree

noun
plural Christmas trees

Definition of Christmas tree

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.

First Known Use of Christmas tree

1835, in the meaning defined at sense 1

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More Definitions for Christmas tree

Christmas tree

noun

English Language Learners Definition of Christmas tree

: an evergreen tree that is decorated in people's houses at Christmastime

Christmas tree

noun

Kids Definition of Christmas tree

: a usually evergreen tree decorated at Christmas