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
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.
A thing your friend calls you. IF u is a thick bitch
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.
We're gunna go 18 dummy on your boulevard.
When the ass so thick you ready to fuck.
Jamal: You know Kim? With the fat ass?
Greg: YES! Boy her shit dummy fat!
When a girl gives a blow job so intense you temporarily lose all mental capacity.
"Dude! She gave me head last night!"
"Was it good? "
"Oh yeah, she got that dummy dome!"
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.