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Robertson screwdriver

Robertson screwdriver noun: a type of screwdriver having a square tip, designed to drive a Robertson screw.

robertson screwdriver: a type of screwdriver having a square tip, designed to drive a Robertson screw
Image: Matt Deres, Public domain, via Wikimedia Commons

Noun

Robertson screwdriver (plural Robertson screwdrivers)

  1. (Canada) A type of screwdriver having a square tip, designed to drive a Robertson screw.
    • The Robertson-head screw has a square hole in the head, made in three different sizes, and must be driven with a special Robertson screwdriver.1963, Alonzo Wass, Building construction estimating
    • The Robertson screwdriver is among the tools found at hardware stores and building supply outlets across Canada.2002, Mark Kearney, Randy Ray, I Know that Name!: The People Behind Canada's Best-known Brand Names from Elizabeth Arden to Walter Zeller

Forms of Robertson screwdriver

pluralRobertson screwdrivers

Origin of Robertson screwdriver

From Canadian inventor P. L. Robertson (1879-1951).

Questions about Robertson screwdriver

What does Robertson screwdriver mean?
Robertson screwdriver means a type of screwdriver having a square tip, designed to drive a Robertson screw.
What part of speech is Robertson screwdriver?
Robertson screwdriver is a noun.
What is the plural of Robertson screwdriver?
The plural of Robertson screwdriver is Robertson screwdrivers.

Words near Robertson screwdriver in the dictionary

  1. Robertsman
  2. Robertsmen
  3. Robertson
  4. Robertson County
  5. Robertson screw
  6. Robertson screwdriver
  7. Robertson screwdrivers
  8. Robertson screws
  9. Robertson-Seymour theorem
  10. Robertsonian
  11. Robertsonian translocation

Source and license

Adapted from Wiktionary: Robertson screwdriver (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “Robertson screwdriver.” Word.ws, https://word.ws/robertson_screwdriver. Based on Wiktionary, CC BY-SA 4.0.