look up any word, like bangarang:
 
1.
having a three speed transmission where the shifter is actually located on the column. seen in 60s model fords.
my 65 ford falcon had a three on the tree.
by carbombxhooligan December 06, 2004
 
2.
when u have three drink bitches on your cock. happens mainly in college settings
yo i had three on the tree, they sucked the shit out of me
by rod thorn June 19, 2003
 
3.
Meaning to have an original-style car with a manual transmission with six different gears in the follwing shape:

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A.K.A Three on the tree.
The original poster is incorrect.
My 1987 Subaru Bratt 4x4 is three-on-the-tree, man!
by Another Redneck Mechanic September 25, 2004