random

A roving motion; course without definite direction; lack of rule or method; chance.

Still take advice ; though counsels, when they fly / At random, sometimes hit most happily.

O ! many a shaft, at random sent, / Finds mark the archer little meant !

Speed, full speed; impetuosity, force.

they were messagers vnto kyng Ban & Bors sent from kynge Arthur / therfor said the viij knyghtes ye shalle dye or be prysoners / for we ben knyghtes of kyng Claudas And therwith two of them dressid theire sperys / and Vlfyus and Brastias dressid theire speres and ranne to gyder with grete raundon

[…] for coragiouſly the two kynges newely foughte with great randon and force, they ſhewed their vigors and ſtrengthes and did ſo nobly that their coũter parties had none aduaũtage.

The full range of a bullet or other projectile; hence, the angle at which a weapon is tilted to allow the greatest range.

Fortie yards will they shoot levell, or very neare the marke, and 120 is their best at Random.

[…] the angle at which the miſſive is to mount by ( if we will have it go to its furtheſt randome ) muſt be the half of a right one […]

An undefined, unknown or unimportant person; a person of no consequence.

The party was boring. It was full of randoms.

The direction of a rake-vein.

Occurring for no particular reason; haphazard, unpredictable.

Our city is plagued by random acts of violence.

random acts of kindness

Involving an outcome which is impossible to predict, but which may be represented by a probability distribution; in the ideal case, involving outcomes which are equally likely.

Near-synonyms: aleatory, stochastic

The flip of a fair coin is purely random.

Pseudorandom; mimicking the result of random selection.

The rand function generates a random number from a seed.

Selected for no particular reason; arbitrary; unspecified.

A random American off the street couldn't tell the difference.

You're just going to trust the word of random people on the Internet?

Being (part of) a varied, unrelated, and apparently arbitrary collection of things; diverse, heterogeneous.

My notebook has turned into a random collection of thoughts.

I brought a bunch of random snacks, but nothing nutritious.

To wander; to stray; to meander.