noun (used with a singular or plural verb) Chiefly British.
scissors or shears, especially pruning shears.
Origin of secateurs
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
mainly British a small pair of shears for pruning, having a pair of pivoted handles, sprung so that they are normally open, and usually a single cutting blade that closes against a flat surface
Word Origin for secateurs
C19: plural of French sécateur, from Latin secāre to cut
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
pruning shears, 1881, from French sécateur, ultimately from Latin secare "to cut" (see section (n.)).
Online Etymology Dictionary, © 2010 Douglas Harper