moat

noun

ˈmōt 

1

: a deep and wide trench around the rampart of a fortified place (such as a castle) that is usually filled with water

The moat can be crossed by a drawbridge.

2

: a channel resembling a moat (as about a seamount or for confinement of animals in a zoo)

A Bengal tiger stared at me from across the moat.

moated

ˈmō-təd 

adjective

moatlike

ˈmōt-ˌlīk 

adjective

Illustration of moat

• moat 1

Examples of moat in a Sentence

Recent Examples on the Web

The tools cost next to nothing, yet the moat belongs to whoever starts compiling first. — Josipa Majic Predin, Forbes.com, 22 Aug. 2026

Who survives Over 50 years ago, Charlie Munger convinced his best friend, Warren Buffett, to ditch the proverbial cheap cigar butts for buying durable, high-quality businesses, centered around their economic moat. — Sanjot Malhi, Fortune, 21 Aug. 2026

Ant moats are the most effective way of keeping ants out of the feeder if the ants don’t have an alternate route. — Joan Morris, Mercury News, 17 Aug. 2026

Stone walls extend beyond the house into the gardens, while a dry stone moat runs along the front with a bridge leading to the entrance. — Abby Montanez, Robb Report, 13 Aug. 2026

Word History

Etymology

Middle English mote, from Anglo-French mote, motte mound, moat

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for moat

• bloat
• boat
• choate
• coat
• cote
• dote
• float
• gloat
• goat
• groat
• haute
• mote

Kids Definition

moat

noun

ˈmōt 

: a deep wide trench around the walls of a castle or fortress that is usually filled with water