Dragging your balls across a girl's face while she attempts to suck on it.
I gave her a dyson ball, but she kept missing.
by Chingchong October 7, 2013
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The act of a male sticking his genitalia in a Dyson Airblade.

The act has a better effect, and is more believable if you have photographic evidence.

The female alternative is a Dyson Air Boob, where a girl sticks her boobs in a Dyson Airblade.

Therefore the abbreviation DAB works for either gender.
Brad: "Dude! Last night at the sushi restaurant they had a Dyson Airblade! After a full $5 pitcher of beer and a couple shots of sake Mark and I totally went Dyson Air Balling. We have pictures!"

Steven: "That's awesome! Next time, I'm going with you!"
by Giant Leprachaun July 31, 2011
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A vigorous blow job that results in bruising.
Andrew was walking funny after he got a Dyson ball vaccuum from a guy he met online.
by addisteaj May 4, 2017
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