Trim or TRIM may refer to:

• Cutting or trimming small pieces off something to remove them
  • Book trimming, a stage of the publishing process
  • Pruning, trimming as a form of pruning often used on trees

• Trim (sewing), ornaments applied to clothing or other textiles
• Hatmaking § Types, trimmings, ornaments fastened to women's hats
• Trim package, a set of cosmetic embellishments to a car or other vehicle
• Trim, a kind of decorative molding, typically around an opening

• Trim, County Meath, a town in Ireland
  • Trim Castle, a castle in Ireland
• Trim Station (OC Transpo), a bus station in Ottawa, Canada
• Trim Road, Ottawa, Canada

• HP TRIM Records Management System, computer software
• Trim (computing), a solid-state drive erasure optimization command
• Trimming (computer programming), using a computer command to trim whitespace from the ends of text
• Transport of ions in matter, a computer program
• Tripartite motif family, a protein family
• Trim, adjustment of an electronic trimmer
• Transfusion-related immunomodulation, a potential adverse effect of blood transfusion

• Automotive trim level - a feature of a car
• Trim tab, in aircraft and boats, an adjustable surface part of a larger control surface used to maintain a desired orientation
• Trim, adjustment of a sail on a ship or boat
• Trim (sailing ballast), adjustment of sailing ballast
• Trim (ship), the variation from horizontal on the longitudinal axis

• Trim height, the height in a theatre at which a batten is used
• "Trim", a song by Atmosphere from the album Mi Vida Local, 2018
• "Trim", a song by Playboi Carti from the album Music, 2025
• "Trim", a song by Underworld from the album A Hundred Days Off, 2002
• Trim (rapper) (born 1984), English grime MC from London
• Trimmed, a 1922 film starring Hoot Gibson

• Corporal Trim, a fictional character in The Life and Opinions of Tristram Shandy, Gentleman
• Editing
  • Trimming, editing a posting style in online discourse
• Trim (cat), Matthew Flinders' cat, the first feline to circumnavigate Australia
• Trade Related Investment Measures, rules of the World Trade Organization

• Albert Trim (1875-1954), Australian rules footballer
• Andrew Trim (born 1968), Australian Olympic athlete
• David Trim (born 1969), Indian historian
• John Trim (cricketer) (1915-1960), West Indian cricketer
• John Trim (linguist) (1924-2013), English linguist
• Judith Trim (1943-2001), English studio potter
• Kibwe Trim (born 1984), Trinidad and Tobago businessman and former basketball player
• Michael Trim (television producer) (born 1945), American cinematographer
• Mike Trim (born 1945), English artist
• Ted Trim (1907-1989), Australian rules footballer

• Trimmed mean, in statistics
• Trimmed estimator, in statistics
• Trimmer (disambiguation)
• All pages with titles beginning with Trim
• All pages with titles containing Trim