tumbler
1. One who tumbles; one who plays tricks by various motions of the body; an acrobat.
2. A movable obstruction in a lock, consisting of a lever, latch, wheel, slide, or the like, which must be adjusted to a particular position by a key or other means before the bolt can be thrown in locking or unlocking.
3. A piece attached to, or forming part of, the hammer of a gunlock, upon which the mainspring acts and in which are the notches for sear point to enter.
4. A drinking glass, without a foot or stem; so called because originally it had a pointed or convex base, and could not be set down with any liquor in it, thus compelling the drinker to finish his measure.
5. (Science: zoology) A variety of the domestic pigeon remarkable for its habit of tumbling, or turning somersaults, during its flight.
6. (Science: zoology) A breed of dogs that tumble when pursuing game. They were formerly used in hunting rabbits.
7. A kind of cart; a tumbrel.
Dictionary > Tumbler
You will also like...
The Human Nervous System
The nervous system is essentially a biological information highway. This tutorial gives an overview of the nervous syste..
Primitive Animals
Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..
Population Growth and Survivorship
This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..
Examples of Natural Selection
Darwin's Finches are an example of natural selection in action. They are an excellent example of the way species' gene p..
The Conscious & Unconscious Nervous System
This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..
Photosynthesis – Photolysis and Carbon Fixation
Photosynthesis is the process that plants undertake to create organic materials from carbon dioxide and water, with the ..