Try Our Apps
Dictionary.com

follow Dictionary.com

The Word of the Year is...

S.T.P.

n.

also STP, commercial motor oil additive, probably an initialism of scientifically treated petroleum. As the street name of a type of psychedelic drug, attested from 1967.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Word Value for s

0
0
Scrabble Words With Friends

Nearby words for s.t.p.