leaky

adjective

ˈlē-kē 

leakier; leakiest

: permitting fluid to leak in or out

leakily

ˈlē-kə-lē 

adverb

leakiness

ˈlē-kē-nəs 

noun

Examples of leaky in a Sentence

Recent Examples on the Web

Higgins has been pushing for the referendum to pass, having previously told the editorial board that some facilities have leaky roofs, mold, rust, sinkholes and other health and safety hazards. — Milena Malaver, Miami Herald, 23 Oct. 2026

But even a leaky spigot or hose can attract a snake, adds Taylor. — Michelle Mastro, Martha Stewart, 17 Oct. 2026

The Eagles' kickoff coverage unit was leaky from the start of the game to the end. — Armando Salguero Outkick, FOXNews.com, 11 Oct. 2026

The perfect cover is the leaky ceiling in Melinda and Flora’s house, which needs to get fixed. — Rafaela Bassili, Vulture, 9 Oct. 2026

Word History

Etymology

leak entry 1 or leak entry 2 + -y entry 1

First Known Use

15th century, in the meaning defined above

Rhymes for leaky

• cheeky
• creaky
• freaky
• kiki
• sneaky
• squeaky
• streaky

Kids Definition

leaky

adjective

ˈlē-kē 

leakier; leakiest

: permitting fluid to leak in or out

a leaky boat

leakiness noun

Medical Definition

leaky

adjective

ˈlē-kē 

: relating to or being a mutant gene that changes the structure of the protein and especially an enzyme that it determines so that some but not all of its biological activity is lost

also : being such a protein with subnormal activity