The 420 Dictionary O directory, find all the best slang words and cool phrases beginning with the letter O.

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o: n. an ounce of marijuana
o's: n. many ounces of weed.
oatmeal: n. - A type of munchy. (R.Yakel 1-May-05)
O.D.: v. - an overdose of narcotics. (Riley Norton II 08/03/2004)
O.G.: n. Original Gangster (WS-PHX-AZ 03/25/03)
O-Town: n. Orlando
O.E.: n. Old English
O.G.: n. Original gangsta
O.J.: n. Reference to a big car
off the map: adj. - Something that is notknown by many people. (ThePendragon
01/24/2005)
oh-zee: n. - An ounce of pot. (Barbwired 07/11/2004)
OIC: v. - Oh, I see. (Ele 18-Apr-05)
okies: conj. okay.
okey doke: n. - A con. (ChrisU 19-May-05)
old head: n. - Old people who still smoke. I was 36 when I was called an
old head for the first time. (Jeff 1-Dec-08)
old lady(s): n. - Synonym for gram(s). "I just weighed out three old
ladys". <Salgo6T9 12-July-05>
old Tobey: n. - Really good kynd bud, taken from the good pipeweed that
Hobbits smoke in The Lord Of The Rings. (Darrin 26-Jan-07)
143: v. - The beeper code for I love you. (Barbwired 06/07/2004)
O.P.P.: n. other peoples privates
on a trip: v. - Stoned on drugs and focused on something intensely.
on it: v. - You're all over paying for your bag of weed, "That nickel
bag, I'm on it" (D.t.M. 24-Jan-06)
on swo: v. Increasing in size
on the bricks: n. - Walking the streets.
on the nod: v. - Under the influence of dope and about to pass out.
1-0: n. - An oz of marijuana. (Chronic213 11-Apr-05)
1 and 2: n. - Turntables for making sound. (D.t.M. 24-Jan-06)
one hit wonder: n. - Dope that takes one hoot to get you stoned.
one love: n. farewell bidding like “peace”
one-time: n. Refered to as one-time as you have one time or one chance
to get out of the situation alive.
onion: n. - An ounce of marijuana. (Skiwrestler 09-March-07)
optasized: v. - Dealing with the opposing side, traitor. (Hydrodutch420
28-Mar-05)
orange juice: n. - Screws you up. (Krafty 18-April-07)
oreo: n. - An ounce of bud. (CASTRO760NL 28-Sept-07)
ounce (ounce bag): n. - 28 grams of weed.
oscar: n. - An ounce of cannabis. (Art Mann Fan Dan 28-Aug-08)
osky: n. - An ounce of marijuana.
OTB: v. - Off to bed. (Ele 18-Apr-05)
Otay: conj. okay
Other Level: adj. A higher degree of consciousness satisfaction; beyond
the average.
Outcast: n. loner
Outcast: adj. living in the boonies
Outta: v. out of “I’m outta here”
owl: n. - Marijuana.
ox: n. - A razor blade. (ChrisU 19-May-05)
oz (oh-zee): n. - An ounce of weed (28 grams/Approx. 140-180$ Canadian).
(K. Schieck 17-Mar-06)
ozzy: n. - An ounce of good marijuana.