[UK] [trademark], edge trimmer, US [trademark] Weed whacker [noun] [C] - an electric tool that is held in the hand and is used for cutting grass in places that are difficult to reach with a larger machineI'll use the strimmer on the grass around the trees while you're mowing the lawn.
STRIMMER
Meaning of STRIMMER in English
Cambridge English vocab. Кембриджский английский словарь. 2012