Color terms that say something about the character or what they're thinking:

Eyes like silver lightning: sharp, doesn't miss a thing, spirited, quick-witted

Gunmetal eyes: sounds like a lethal male, perhaps emotionless

Glacial blue: Can suggest nationality, or cold personality, angry expression

Milk chocolate eyes: sounds yummy, soft, warm

Chips of emerald ice: sharp, cold heated

Faded azure lace: an older person with blue eyes, lace suggests a woman, perhaps homey

***
Eye color list:

Brown

Hazel

Blue

Green

Silver

Amber and Black

Red or Pink
***
Eye movements:

Anchored her attention on

Angry gaze sliced

Assessing

Blinked owlishly

Blinking with feigned innocence

Brow furrowed as his mouth turned grim

Brows knitted in a frown

Bushy brows beetled

Cocked a brow in surprise

Dragged his hawkish gaze

Drilled her with

Eyed him demurely/boldly

Eyes caressed

Eyes crossed in exasperation

Eyes retraced their path to

Eyes rolled skyward

Eyes wandered

Flayed him with

Focused on her lips

Followed as the model passed

Gawking at girls

Gaze cruised her figure

Gaze dipped to her

Glance flickered

Glanced sideways

Glare traveled with unnerving thoroughness

Glared daggers [overused]

Inspected the cabin

Inventoried his surroundings

Lashes swept up and she blinked

Leveled a glowering look

Lingered over the script lines

Lowered her eyes/opened

Narrowed to crinkled slits

One heavy brow slanted in strong disapproval

Penetrating gaze probed

Perusing the sea of faces in hopes of

Plugged his eyes back into their sockets

Pried her eyes off the hunk

Probing visual caress

Raked with disdain

Searching the depths

Shifted her angry glare to

Shot him a disgusted glance

Sighted out the corner of her eye

Slammed her eyes shut and hummed the pain

Squeezed his eyes shut and gritted his teeth

Squinted

Staring fixedly

Strange pale eyes darted

Studied with piercing scrutiny

Subtle wink

Swung her restless gaze

Tracking the other man's gaze

Unglued her eyes from him

Unrelenting stare

Up went his brows

Violet eyes strayed to the

Watched until distance obscured

Wrenched his gaze

***

Eye Expression and Appearance: [Some of these cross over with Movement]

Moon-eyed

Sloe-eyed

Burned fanatically

Devoured her beauty

Eyes implored

A look designed to peel his hide

All-consuming

Almond shaped

Appraising glance

Astute gaze

Avid eyes attested to his quick wit

Beady rat eyes

Beseeching

Bewildered

Blazed like torches

Boomerang brows like Ayatollah Khomeini's

Bright with age

Bug-eyed

Bulging with fright

Chaotic, helter-skelter eyebrow-like his mind, unsystematic and fickle

Cold/cool/chilly/icy/frigid

Commanding visage

Cross-eyed

Crudely insulting stare

Deep set beneath heavy black brows

Disapproval gleamed in her eyes

Dissatisfaction plowed his brow

Disturbing smoke-hued

Elliptical eyes with heavy lids

Eyebrows like checkmarks

Eyes all gooey with

Eyes like a shark

Feline eyes

Flashed with gaiety/anger etc

Flat black, dispassionate as bullets

Frankly assessing

Get a load of those blinkers

Gleam of deviltry

Glittering with

Green flinty rocks

Hallows of madness

Hard as nails

Heart-stopping eyes

Held hostage by his eyes

Intent and unwavering/riveted

Irritated visage

Liquid pools of

Luminous glow of happiness

Magnetic

Mellow as the sky at sunset

Narrowed to slits

Nebulous gaze / unreadable

New moon-shaped

Penetrating blue of his eyes

Possessed the power to make her

Rheumy old eyes

Sardonic/disdaining/skeptical/mocking

Sharp with intelligence

Slits for eyes

Sliver of emotion in those cool eyes

Sloped down at the corners like a sad pup

Small evil eyes

Sneaky close-set eyes

So tired his eyeballs seemed to sag out

Steeply arched brows

Sunken in the head

Sympathetic

Tears of remorse flooded

The dark mystery of his eyes

Triangular brows/always surprised

Twenty-twenty vision

Veiled expression of

Visionary eyes

Visual exploration of

Watery eyes

Where did you get those peepers

Wild and frightened

Wore spectacles/glasses/winkers