Lug nut
Lug Lug (l[u^]g), n. [Sw. lugg the forelock.] 1. The ear, or its lobe. [Scot. & Prov. Eng.] [1913 Webster]

2. That which projects like an ear, esp. that by which anything is supported, carried, or grasped, or to which a support is fastened; an ear; as, the lugs of a kettle; the lugs of a founder's flask; the lug (handle) of a jug. [1913 Webster]

3. (Mach.) A projecting piece to which anything, as a rod, is attached, or against which anything, as a wedge or key, bears, or through which a bolt passes, etc. [1913 Webster]

4. (Harness) The leather loop or ear by which a shaft is held up. [1913 Webster]

5. (Zo["o]l.) The lugworm. [1913 Webster]

6. A man; sometimes implying clumsiness. [slang] [PJC]

{Lug bolt} (Mach.), a bolt terminating in a long, flat extension which takes the place of a head; a strap bolt.

{Lug nut} (Mach.), a large nut fitting a heavy bolt; -- used especially of the nuts used to attach wheels to vehicles.

{Lug wrench} (Mach.), a wrench used to tighten or loosen lug nuts, usually a steel rod having a hexagonally shaped socket which fits closely over the lug nut; sometimes in the shape of a cross, having several such sockets, one at the end of each arm, to accommodate nuts of different sizes. [1913 Webster +PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • lug nut — lug′ nut n. aum a large nut fitting on a heavy bolt, used esp. in attaching a wheel to a motor vehicle …   From formal English to slang

  • Lug nut — A lug nut is a fastener, specifically a nut, used to secure a wheel on a vehicle. Typically, lug nuts are found on automobiles, trucks (lorries), and other large vehicles utilizing rubber tires. This is because tires must be changed, because the… …   Wikipedia

  • lug nut — One of several nuts which hold the wheel and tire assembly on the car and are screwed on the studs. The inner face of the lug nut is a tapered (conical) nut to help center the wheel. On modern wheels for passenger cars, lug nuts and corresponding …   Dictionary of automotive terms

  • lug nut — a large nut fitting on a heavy bolt, used esp. in attaching a wheel to a motor vehicle. * * * n. a large rounded nut that fits over a heavy bolt, used esp. to attach the wheel of a vehicle to its axle * * * noun, pl ⋯ nuts [count] US : a heavy… …   Useful english dictionary

  • lug nut — noun see lug III …   New Collegiate Dictionary

  • lug nut — a large nut fitting on a heavy bolt, used esp. in attaching a wheel to a motor vehicle. * * * …   Universalium

  • lug nut — noun A strong nut used to attach a wheel to an axle of a motor car …   Wiktionary

  • locking lug nut —   n.    a lug nut which requires the use of a key or special wrench …   Locksmith dictionary

  • locking lug nut — An anti theft wheel lug nut which requires a special wrench to remove it …   Dictionary of automotive terms

  • Lug — (l[u^]g), n. [Sw. lugg the forelock.] 1. The ear, or its lobe. [Scot. & Prov. Eng.] [1913 Webster] 2. That which projects like an ear, esp. that by which anything is supported, carried, or grasped, or to which a support is fastened; an ear; as,… …   The Collaborative International Dictionary of English

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