Definition of "flyer"

That which flies, as a bird or insect.  examples

A machine that flies.  examples

(dated) An airplane pilot.  examples

A person who travels by airplane.  examples

A leaflet, often for advertising.  examples

The part of a spinning machine that twists the thread as it takes it to and winds it on the bobbin  examples

(architecture) An arch that connects a flying buttress into the structure it supports.  examples

(acrobatics, cheerleading, synchronized swimming) A person who is lifted and/or thrown by another person or persons.  examples

(firearms) A stray shot away from the group on a target.  examples

A standard rectangular step of a staircase (as opposed to a winder).  examples

A female kangaroo; a roo; a doe; a jill.  examples

A leap or jump.  examples

A risky investment or other venture.  examples

(informal) A fast-moving person or thing.  quotations  examples

(sports) A false start  examples

(intransitive) To distribute flyers (leaflets).  quotations  examples

(transitive) To distribute flyers in (a location) or to (recipients).  examples