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1.
A freeskiier that hits rails and jumps
Yo that jibber just hit that sick S-rail.
by Matt Feldman May 14, 2005
 
2.
a rolled marijuana cigarette
"Hey let me have a hit off that jibber you rolled.."
by btezra October 24, 2002
 
3.
Someone who lets you down at the last minute, like when going out on the beer.

As in "Chris Kell aint coming out for beers anymore, what a jibber"
by Danst January 28, 2009
 
4.
When a person initially agrees to come on a motorcycling adventure, and then lets everyone down at the last minute by cancelling or JIBBING!
JJ isn't coming out to play, he is a JIBBER !
by CubStig June 10, 2008
 
5.
A Jibber is a person who cunningly acquires an item or object they require for personal use without the exchange of cash, cards or cheque. A Jibber could also artfully 'dodge' train, taxi and bus fares.
Dan; i had to get the train to London the other day but had no wonga on me, anyway i managed to jib my way there....

Dave; nice one you Jibber!!!!!
by Pussssy Galore November 26, 2006
 
6.
Someone who speaks jibberish, a made-up language, or speaks a language poorly.
"She tried to speak Spanish but, she's just a Jibber."
"Quit speaking crazy talk, you Jibber."
by BritishWordsAreAwesome October 06, 2011
 
7.
Colloquial term for the flabby protrusion surrounding the female genitalia. Also known as flaps.
Jeez man I can smell her jibbers from here!
by Sillent Frog February 27, 2010