rusty

1 of 2

adjective (1)

ˈrə-stē 

rustier; rustiest

1

: affected by or as if by rust

especially : stiff with or as if with rust

2

: not as good or quick as usual or as in the past because of lack of practice or use

3

a

: of the color rust

b

: dulled in color or appearance by age and use

rusty old boots

4

: outmoded

rusty jokes

5

: hoarse, grating

rustily

ˈrə-stə-lē 

adverb

rustiness

ˈrə-stē-nəs 

noun

rusty

2 of 2

adjective (2)

rus·​ty ˈrə-stē 

rustier; rustiest

chiefly dialectal

: ill-natured, surly

Synonyms of rusty

Adjective (1)

• archaic
• obsolete
• antiquated
• medieval
• old

Examples of rusty in a Sentence

Adjective (1)

rusty laws still on the books because no one bothered to repeal them

in a rusty voice the old man ordered us off his land

Recent Examples on the Web

Adjective

Chondrites are divided into three families—ordinary, enstatite and carbonaceous—with the key difference being how oxidized their iron-bearing minerals are, much like the difference between a shiny unoxidized iron nail and one that’s rusty from heavy oxidation. —Javier Barbuzano, Scientific American, 22 Apr. 2026

Cove and Sanjar creek the rusty metal door of one of the bunkers open and enter, shining flashlights down the old pipes and ventilation shafts in search of woodrats and cotton mice, which often use the pipes as nesting sites. —Bill Kearney, Sun Sentinel, 19 Apr. 2026

Orlando looked ready and Detroit looked rusty early. —ABC News, 19 Apr. 2026

Orlando looked ready, and Detroit looked rusty early. —CBS News, 19 Apr. 2026

Word History

Etymology

Adjective (2)

alteration of restive

First Known Use

Adjective (1)

before the 12th century, in the meaning defined at sense 1

Adjective (2)

1694, in the meaning defined above

Rhymes for rusty

• crusty
• dusty
• gusty
• lusty
• musty
• trusty

Kids Definition

rusty

adjective

ˈrəs-tē

rustier; rustiest

1

: affected by or as if by rust

2

: less skilled and slow through lack of practice or old age

3

: of the color rust

rustily

-tə-lē

adverb

rustiness

-tē-nəs

noun