rampant

adjective

ram·​pant ˈram-pənt 

 also  -ˌpant

1

a

: rearing upon the hind legs with forelegs extended

b

: standing on one hind foot with one foreleg raised above the other and the head in profile

—used of a heraldic animal

2

a

: marked by a menacing wildness, extravagance, or absence of restraint

rampant rumors

b

: profusely widespread

rampant weeds

rampantly adverb

Illustration of rampant

• a lion rampant

Synonyms

• abandoned
• intemperate
• raw
• runaway
• unbounded
• unbridled
• unchecked
• uncontrolled
• unhampered
• unhindered
• unrestrained

Examples of rampant in a Sentence

a weed that's rampant in this area

the mayor promised to put a stop to the rampant crime that plagued the city

Recent Examples on the Web

Premiering last August, the domestic abuse film had been overshadowed by rampant speculation about a rift between director Baldoni, who also starred in and produced the movie, and lead actress Lively. —Cheyenne Roundtree, Rolling Stone, 19 Feb. 2025

Musk has claimed there is rampant fraud taking place at the SSA, including payments being made to millions of long-dead recipients, which has been widely disputed. —Dan Perry, Newsweek, 19 Feb. 2025

There’s a didactic, Brechtian structure to the movie — Brecht is cited several times in the dialogue — in which Jude asks the viewer to question what the death of Ion means in a society wracked by rampant capitalism, racist nationalism and religious extremism. —Jordan Mintzer, The Hollywood Reporter, 19 Feb. 2025

The rampant bird flu's effect on egg prices, her own gout struggle and microplastics. —Lindsay Kimble, People.com, 17 Feb. 2025

Word History

Etymology

Middle English rampaunt, rampand, borrowed from Anglo-French rampant "crawling, rampant (in heraldry)," from present participle of ramper "to climb, rear up on the hind legs, creep" — more at ramp entry 4

First Known Use

14th century, in the meaning defined at sense 1a

Phrases Containing rampant

• run rampant

Kids Definition

rampant

adjective

ram·​pant ˈram-pənt 

 also  -ˌpant

1

: standing on the hind legs like a horse rearing

2

: not checked in growth or spread

rumor ran rampant

rampantly adverb