Definition of aero in English:

aero

adjective

informal
  • 1attributive Aeronautical.

    ‘an aero club’
    • ‘That in itself keeps the number of aero pilots rather small.’
    • ‘It had been removed from the aircraft and mounted on a stand inside the aero laboratory.’
    • ‘These men formed the backbone of the early aero squadrons and enabled army aviation to expand.’
    • ‘Wetting his lips, he engaged the engine, launched the wing and wire aero machine and was quickly airborne!’
    • ‘This man receives our highest recommendation as a professional aero tow pilot.’
    • ‘The aero squadron consisted of tour sections: headquarters, engineering, supply, and flying.’
  • 2attributive Aerodynamic.

    ‘we softened the lines for a more aero look’
    • ‘He has added four different springs and two different sway bars to help adjust to the new aero package and nose.’
    • ‘However, one of the issues of high-efficiency vehicles - as in a gas-electric hybrid - is aero drag.’
    • ‘Unlike typical vehicles in that segment, the look is aero and uncluttered, sporty, not beefy.’
    • ‘‘With the new aero package,’ he says, ‘we needed a new tire to tighten up the cars.’’
    • ‘Because of the wacky aero rules, drivers are relying more on their pit crews to get the cars out quickly and up front.’

Origin

Early 20th century (in aero (sense 1)): abbreviation.

Pronunciation

aero

/ˈɛːrəʊ/