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18.
a small 3 wheeled tricycle for children usually under the age of 4. this bike consists of one approximately 10 inch wheel with pedals at the front and 2 small 5 inch wheels at the back. the dinky may also have a small tray beneath the 2 rear wheels.
the dinky is usually blue in colour with a yellow or white, flat seat. these bikes can be ridden by adults for a joke or to take off a jump for fun.
the boy was very proud of himself. he was the only boy in the neighbourhood with a shiny new dinky, he could not wait to ride it.
by Benny 7588 July 18, 2006
 
1.
a comical name for a penis
wow your dinky is reallly small
by PEE OEE May 16, 2005
 
2.
tiny, small
Thatsa dinky gift! Is that all I get?
by Aaron W. December 11, 2002
 
3.
when you find something cute and small
"omg ur cat is so dinky!!"

"ive got such a dinky toe"
by Sam--Hanley August 11, 2008
 
4.
1- Small Cars

2- Toy Cars
1- That Guy only drives Dinkies

2- Bob is a dinkie collector
by Immortal-Jake May 23, 2006
 
5.
Comically small; almost insignificant.
1) Your house looks dinky next to that mansion, Wilson.

2) One dinky screwdriver is the best you can come up with for a birthday present?
by Diggity Monkeez February 22, 2005
 
6.
Brand name associated with childrens toys, generally refering to small metal cars or trucks
"Mum ! Jason wont give me back my Dinky"
"Jason! stop teasing your brother"
by David Arnott September 02, 2003
 
7.
A dick. Term commonly used by small children.
Mom said not to touch the dinky unless I'm in the bathroom.

"Mommy said dinkies don't belong in the mouth!"
by AMC May 12, 2003