mackintosh

UK: /ˈmækɪntɒʃ/ US: /ˈmækɪnˌtɑʃ/ ,(mak′in tosh′)

WordReference Random House Learner's Dictionary of American English © 2025

mack•in•tosh or mac•in•tosh /ˈmækɪnˌtɑʃ/   n. 

1. Clothing, British Terms [countable] [Chiefly Brit.] raincoat.

WordReference Random House Unabridged Dictionary of American English © 2025

mack•in•tosh  (mak′in tosh′), n. 

1. Clothing a raincoat made of rubberized cloth.
2. Textiles such cloth.
3. Clothing, British Terms [Chiefly Brit.] any raincoat.

Also, macintosh. 

• after Charles Macintosh (1766–1843), its inventor 1830–40

mack′in•toshed′, adj. 

Mack•in•tosh  (mak′in tosh′), n. 

Charles Ren•nie  (ren′ē), 1868–1928, Scottish architect and designer.

Collins Concise English Dictionary © HarperCollins Publishers::

mackintosh, macintosh / ˈmækɪnˌtɒʃ/ noun

1. a waterproof raincoat made of rubberized cloth
2. such cloth
3. any raincoat

Etymology: 19th Century: named after Charles Macintosh (1760–1843), who invented it

Collins Concise English Dictionary © HarperCollins Publishers::

Mackintosh / ˈmækɪnˌtɒʃ/ noun

1. Sir Cameron (Anthony). born 1946, British producer of musicals and theatre owner; his productions include Cats (1981), Les Misérables (1985), Miss Saigon (1987), and My Fair Lady (2001)
2. Charles Rennie. 1868–1928, Scottish architect and artist, exponent of the Art Nouveau style; designer of the Glasgow School of Art (1896)