Definition of boojum
: a tall spiny long-lived desert tree (Fouquieria columnaris synonym Idria columnaris) native to northwestern Mexico and related to the ocotillo
Origin and Etymology of boojum
perhaps from boojum, an imaginary creature in The Hunting of the Snark by Lewis Carroll; from its grotesque appearance
First Known Use: 1951
Seen and Heard
What made you want to look up boojum? Please tell us where you read or heard it (including the quote, if possible).