To ejaculate in one's mouth, then slap the person across the face hard enough that the semen comes out of the person's nose (like a dragon breathing fire from the nose)
I gave that milf a dragon slap.
by Miguel "Dirty" Sanchez II November 06, 2008
2 more definitions
when a male has his penis out and proceeds to slap one in the face with it.
yea man, i dragonslapped that bitch
by Tawhirimatea May 10, 2005
When a male ejactulates in his hand then tells the female to standby, at this point he will slap her in the face with it.
Babe why did you pull out, standby: DRAGONSLAP!
by THED January 24, 2015