An obnoxious and rude person who is self contained and believes they are God's gift to the world but is often just ghetto fabulous and low class.
My ex girlfriend Lyndsay is so rachet she actually thinks I care about her skanky ways.
by Southsider February 05, 2015
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the ugliest u can get the rachetest of them all.
Bjays girl is rachet
by gtown g January 14, 2009
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loud or out of line....may be used as crazy.
1.Son people these days stay gettin rachet.

2. Yo Mr.bucca be gettin real rachet....

3. is this girl gettin rachet with me...i kno she not suck on stupid....
by lilmz718 November 14, 2007
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Another name for a hand gun.

Made famous by RZA of the Wu-Tang Clan. Just another name for gun, gat, heat, heater etc
"Keep your rachet on your waist"
by Dizzy November 28, 2004
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-noun. The activities of a ratchet including : twerking, dropping down low, climbing anything that resembles a pole, doing anything that may show ones privates by accident or purposely.
My girls and I are ready for some rachetivities this evening.
by Chubbee August 18, 2015
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