frog

noun

ˈfrȯg 

ˈfräg

1

: any of various largely aquatic leaping anuran amphibians (such as ranids) that have slender bodies with smooth moist skin and strong long hind legs with webbed feet compare toad

2

: the triangular elastic horny pad in the middle of the sole of the foot of a horse see hoof illustration

3

a

: a loop attached to a belt to hold a weapon or tool

b

: an ornamental braiding for fastening the front of a garment that consists of a button and a loop through which it passes

4

often capitalized disparaging + offensive : frenchman

5

: a device permitting the wheels on one rail of a track to cross an intersecting rail

6

: a condition in the throat that produces hoarseness

had a frog in his throat

7

: the nut of a violin bow

8

: a small holder (as of metal, glass, or plastic) with perforations or spikes for holding flowers in place in a bowl or vase

Examples of frog in a Sentence

Recent Examples on the Web

In the forests of northern Vietnam, researchers on the hunt for frogs trekked through the dense leaves and trees under the cover of darkness . —Irene Wright, Miami Herald, 24 Oct. 2025

Some of the other entertaining shots include one of a squirrel having a bad hair day and another of two wrestling frogs. —Lianne Kolirin, CNN Money, 23 Oct. 2025

Sometimes publishing feels like a romance plot in which there are a lot of kisses from frogs but no prince at the end. —Literary Hub, 23 Oct. 2025

Photos of a dancing gorilla, a choir of lions, a smoking duck and frog teamwork are in the running for the funniest wildlife image of 2025. —Saman Shafiq, USA Today, 22 Oct. 2025

The findings, published in Biology Letters, suggest these lizards rely on smell—not hearing—to detect fire at long range, unlike some other lizards, frogs and bats. —Clarissa Brincat, Scientific American, 22 Oct. 2025

Word History

Etymology

Middle English frogge, from Old English frogga; akin to Old High German frosk frog; senses 2, 3, 5, 7, 8 unclearly derived & perhaps of distinct origin

First Known Use

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

Phrases Containing frog

• African clawed frog
• clawed frog
• frog kick
• frog-march
• frog spit
• have a frog in one's throat
• leopard frog
• poison dart frog
• tree frog
• wood frog

Rhymes for frog

• blog
• bog
• clog
• cog
• dog
• flog
• fog
• grog
• hog
• jog
• log
• og

Kids Definition

frog

noun

ˈfrȯg 

ˈfräg

1

a

: any of various tailless leaping amphibians that have slender bodies with smooth moist skin and strong long hind legs with webbed feet and that spend more of their time in the water than the related toads

b

: a hoarse condition

have a frog in one's throat

2

: an ornamental fastening for a garment (as a jacket)

Medical Definition

frog

noun

ˈfrȯg, ˈfräg 

1

: any of various smooth-skinned web-footed largely aquatic tailless agile leaping amphibians (as of the suborder Diplasiocoela)

2

: the triangular elastic horny pad in the middle of the sole of the foot of a horse

3

: a condition in the throat that produces hoarseness

had a frog in his throat