Verb: to screw over, go back on your word, mess up, act stupid, say something retarded, piss some one off, be trippin on some one or basically do anythin that could make someone mad or think your stupid
Adjective: Someone who dummies up
Adjective: Someone who dummies up
Verb: That bitch just dummied the fuck up.
Adjective: You are soo dummy up right now.
That dude is DUMMY UP.
You dummy up asshole.
Adjective: You are soo dummy up right now.
That dude is DUMMY UP.
You dummy up asshole.
by lil nem June 11, 2006
Get the dummy upmug. by Hello there >;3 October 29, 2019
Get the Dummy Thickmug. Bay slang... it means how many people can ride on those short yellow buses.. also means goin dumb, gettin hyphy, stupid, and retarded... Popularized by The Federation's single "18 Dummy", hence the name.
by iLuVnArU July 30, 2008
Get the 18 dummymug. "my roomate dummy wiped the whole house, the silverware,the door knobs,the refrigerator handle. He told me he once took a canoe out on a lake to dummy wipe a buoy"
by friend of original dummy wiper June 3, 2008
Get the dummy wipemug. by Beon Haberford May 29, 2018
Get the dummy domemug. A basic boi who won't use the most updated version of Chrome, and just sticks to the standard version.
Wow, that kid still plays geometry dash on regular Chrome for six hours straight. What a yummy dummy.
by Wordexcrement May 20, 2019
Get the Yummy Dummymug. 