caster

name

1. A surname.

noun

Etymology: Etymology tree Proto-Germanic *kas- Proto-Germanic *kastōną Old Norse kastabor. Middle English casten English cast Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English caster From cast + -er; the wheel sense comes from obsolete cast (“to turn”).

1. Someone or something that casts.

   “a caster of spells”

   “a caster of stones”

2. A wheeled assembly attached to a larger object at its base to facilitate rolling. A caster usually consists of a wheel (which may be plastic, a hard elastomer, or metal), an axle, a mounting provision (usually a stem, flange, or plate), and sometimes a swivel (which allows the caster to rotate for steering).

   “Many office chairs roll on a set of casters.”

   “I have my own phone, an electric typewriter and a lovely chair with casters. The floor is carpeted, the lighting is very adequate.”

3. A shaker with a perforated top for sprinkling condiments such as sugar, salt, pepper, etc.

   “a set of casters”

   “Your waiter having settled that point, returns to array your tablecloth, with a table napkin folded cocked-hat-wise (slowly, for something out of window engages his eye), a white wine-glass, a green wine-glass, a blue finger-glass, a tumbler, and a powerful field battery of fourteen casters with nothing in them; […]”

4. A stand to hold a set of shakers or cruets.
5. The angle of the axis around which a car's front wheels rotate when the steering wheel is turned, with a vertical axis being defined as zero caster.

   “In addition, caster helps to reduce steering effort and to return the steering wheel to the center position after a turn.”

verb

Etymology: Etymology tree Proto-Germanic *kas- Proto-Germanic *kastōną Old Norse kastabor. Middle English casten English cast Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English caster From cast + -er; the wheel sense comes from obsolete cast (“to turn”).

1. To act as a caster