D

Dag

A funny person, nerd, goof (I get called a dag quite often ) 1)

Daks

Trousers 2)

Damper

Bread made from flour and water 3)

Date

Arse hole (“get off your fat date”) 4)

Dead dingo's donger, as dry as a

Dry (“I'm quite thirsty” becomes “struth I'm as dry as a dead dingo's donger!”) 5)

Dead horse

Tomato sauce (Yooz guys call it Ketchup) 6)

Deadset

True, the truth 7)

Deluxe

Detergent Additive

An additive mixed to fuel and lubricants in order to keep the engine clean. The most used detergent additives in motor oils are metallic soaps that have enough base reserves to neutralize the acids formed during engine operation.8)

Detonation

Explosion of air/fuel mixture in the combustion chamber that is outside of the normal controlled burn and is a commonly hazardous condition. An electrical valve that only lets current flow in one direction, commonly used in rectifiers

Dial Depth Gauge

Direct reading, clock type face with a drop contact on the bottom. The contact is slightly up into the base at rest. For piston depth at TDC, you set each end of the gauge on the flat surface the cylinder deck so that the center contact hangs down into the cylinder. Push down on the top button until the contact point touches the piston top. Read measurement (usually shown in 0.001 graduations)contact at zero, which is usually at the bottom of the base. Then the top button is pushed down to contact the work and the measurement is taken.

Dial Indicator

Direct reading, clock type gauge, when used in connection with adapters and a stand, can be used to measure crankshaft run out as well as piston position, trueness of a shaft (when shaft is placed between live centers)

Diaphragm

A rubber membrane as used in a carburetor or master cylinder to seal the upper chamber. 9)

Diaphragm Spring

Part of the clutch hub assembly, a sprung plate which, when installed, is under pressure to keep the clutch plates forced against each other.

Dinkum, fair dinkum

True, real, genuine (“I'm a dinkum Aussie”; “is he fair dinkum?”)10)

Dinky-di

The real thing, genuine 11)

Dipstick

A loser, idiot 12)

Dispersant Additive

An additive, which keeps the solid contaminants in colloid suspension, thus prevents the oil sludge and varnish buildup on the engine parts. This additive is usually non metallic (ashless) and it is used together with detergent additives.13)

Displacement

Diode

Dob (somebody) in

Inform on somebody. Hence dobber, a tell-tale 14)

Dog's balls, stands out like

Obvious (geez that sheila's funbags stand out like dogs balls!) 15)

Dog's eye

Meat pie (I had a dogs eye with dead horse for lunch) 16)

Dole bludger

Somebody on social assistance when unjustified 17)

Donger

Well, you figure it out. 18)

Doodle

Same as Donger 19)

Drive Belt or Secondary Drive Belt

The belt from the transmission that drives the rear wheel, usually made of Kevlar with teeth on it's underside to mesh with the teeth on the respective drive sprockets

Drivetrain

Drongo

A dope, stupid person 20)

Dropkick

See 'dipstick' 21)

Dummy, spit the

Get very upset at something 22)

Dunny

Outside lavatory 23)

Dunny budgie

Blowfly 24)

Durry

Tobacco, cigarette 25)




1) , 2) , 3) , 4) , 5) , 6) , 7) , 10) , 11) , 12) , 14) , 15) , 16) , 17) , 18) , 19) , 20) , 21) , 22) , 23) , 24) , 25)
9)
Haynes Sportster manual 1970-2010 pg REF*48
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