upsetter (English, noun)
expansion: upsetter (plural upsetters)
Senses:
glosses: One who upsets (something); a disrupter.
glosses: A person or device that turns something upside down.
topics: arts
crafts
engineering
hobbies
lifestyle
metallurgy
metalworking
natural-sciences
physical-sciences
glosses: A kind of forging machine that moves horizontally.
Forms:
form: upsetters
tags: plural