Extremely fast, aggressive and insane hardcore dance music usually exceeding 200 BPM with a big phat kick drum. See also gabber which is wrongly seen in USA as some kinda freaky screamo trash metal when in fact it is the same thing i.e. Hardcore Tekno.
Also dutch for friend. A gabbahead is someone who likes hardcore tekno and who usually has a shaved head (see below)
i like my gabba really loud and fast.

Hes a gabba head (guy who like hardcore tekno and usually has shaved head)
by choirboy June 9, 2005
Where you are to be punched
i wil right hook yr grandad so hrd in the gabba m80
by mlg proscoper 2069 June 24, 2015
a very fast sort of techno muziq and is dutch for 'mate'
by sl@g November 3, 2003
Some bitch who deadass walks around with fake ass timbs thinkin she all that annd shit. Listens to trash music, usually earrape with her friends and admires hitler's incentives to incinerate the jews. Usually wild gabbae has a damn long snapchat story consisting of New Yorkers being fuckingg wild mY GUY(but everyone skips her snapchat stories cos theyre fucking long), with a little hint of minecraft and a drawing of lisapham99 on her fucking thumB. smh gabbae.
"loL deadass b gabbae with her fucking 10fps ur shit" gabbae: " INDIAN DING DING DONG DING -BITDCH WHAT DID YOU SAY??!?!??!?!!"
by WHIP_ME_MOMMY March 2, 2017
Noun - Unspecific body part that will be in immense pain, once punched (Markiplier fans use to threaten someone who annoys them).
You: Creepers from minecraft really... BLOW my mind!
Friend: If you tell one more bad joke, your Gabba will be in so much pain, you won't even be able to breathe...
by IntenseFinity February 17, 2016
The Japanese version of manpoints.

Pronounced: Gah-baas

Guy 1: Did you get that girl's number?
Guy 2: Yep, I scored some gabbas.
by Pepero March 7, 2009