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1.
No, it means mother fucker

dumbass
Lawrence Fishborne: DU MA MAY! DU MA MAY!
by big PEN15 May 02, 2005
 
2.
vietnamese insult meaning "fuck your mother". written as "đụ má mày".
toi du ma may (I fucked your mother)
by VN503 July 21, 2009
 
3.
Vietnamese insult which translates to 'fuck you'
Du ma may con di (fuck you whore)
by 25 July 12, 2004
 
4.
Actually, in vietnamese, it is written as "Dau ma may" which translates literally to: "your mom's head". So I guess it is an insult to your mom, and to you indirectly.
DUDE 1: I went to the library after school. That's why I'm home late.
DUDE 2: Dau ma may(DU MA MAY) you went to the library after school. Fucking liar.
by Khoais November 13, 2005