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6. Grom
Someone that tries super hard to be cool but really is just a fake wanna-be that totally annoys you.
Man that Whitney dude is such a grom, he pissed all over himself after drinking a few Twisted Tea's. I bet he drops grommer's all the time in bars.
1. grom
A grom or grommet isnt necessarly a biginner surfer but a YOUNG surfer... usually under the age of 15. Most of the time people that are called groms are youngins who RIP (are good)
That little grommet surfs better than i do
by Travis Connolly Jul 3, 2005 add a video
2. grom
shortened form of grommet, meaning young surfer
if that grom drops in on me one more time i will kill him
by anonymous Apr 27, 2003 add a video
3. grom
1. n. Describes someone that is young and is a skilled skateboarder/surfer.

2. Downhillers (skaters that mostly skate downhill) are considered groms.
Whenever I visit Laguna Beach, I always see a bunch of groms about to kill themselves every day.

Most groms are sponsored by ABEC 11.
4. Grom
The grimmest of the grim.
'Sweet jesus, did you just do a shit on my floor?! Dude, that is GROM!!!'
5. GROM
GROM - Operational Mobile Response Group. Polish special forces.
"GROM candidates were first subjected to a grueling psychological examination meant to search for confident and innovative soldiers as well as those who, though they might be lacking in physical strength, possessed the rare gift of internal iron will."
by soulie Jan 10, 2004 add a video
7. Grom
Hilariously mangled spelling of "Gorn", the large reptilian alien from the Star Trek television series.

Gorn was first misspelled as "Gorm" in various forum and email messages, which was later further mangled into "Grom".

Fun Fact: Groms is generally considered to be the singular of Groms.
Why'd you choose the Groms?" "Oh, you know, beacuase I like scaley lizards
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