rosin

noun

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ros·in | \ ˈrä-zᵊn

, ˈrȯ-, dialectal ˈrȯ-zəm \

Definition of rosin

(Entry 1 of 2)

: a translucent amber-colored to almost black brittle friable resin that is obtained from the oleoresin or deadwood of pine trees or from tall oil and used especially in making varnish

rosin

verb

rosined; rosining\ ˈräz-niŋ

, ˈrȯz- ; ˈrä-zᵊn-iŋ , ˈrȯ- \

Definition of rosin (Entry 2 of 2)

transitive verb

: to rub or treat (something, such as the bow of a violin) with rosin

Examples of rosin in a Sentence

Recent Examples on the Web: Noun The series of Purple Urkle strains will be sold as eighths, vape pens with 710 Labs’ proprietary live rosin pods, as well as Noodle Doinks, a fat, hand rolled joint that uses a fusilli noodle as the crutch. — Lindsey Bartlett, Forbes, "‘Steve Urkel’ Actor Jaleel White Launches Purple Urkle Cannabis Brand With 710 Labs," 12 Apr. 2021 Loaisiga asked that a rosin bag be brought to the mound with the bases loaded. — courant.com, "Rookie Alejandro Kirk has HR, 4 hits as Blue Jays rout Yankees," 21 Sep. 2020 This would be like a major-league pitcher absentmindedly firing the rosin bag. — Teddy Greenstein, chicagotribune.com, "Column: Knothole gang checks out 3rd-round action at the BMW Championship — and sees way more bogeys than birdies," 29 Aug. 2020 For example, pitchers must carry their own personal rosin bag to the mound and remove it when the inning is over. — Dallas News, "Curious Texas: Here are your answers to the Rangers’ upcoming 2020 season," 23 July 2020 For that matter, bring your own pine tar to the on-deck circle, your own rosin bag to the mound. — John Shea, SFChronicle.com, "No Buster hugs or sharing doughnuts: 20 odd protocols for baseball in 2020," 24 June 2020 Why, pitchers are even asked to bring their own rosin bag to the mound, with batters taking their own pine tar and batting donuts to and from the on-deck circle. — Bob Nightengale, USA TODAY, "MLB sends union, players 'daunting' health protocols on how to play game safely in a pandemic," 16 May 2020 That can be cured by applying machinist’s rosin or Barge Cement to the rings. — David E. Petzal, Field & Stream, "Is the .22 WMR Overrated?," 5 May 2020 Technically, the rosin helps the dancers’ shoes keep a grip on the slippery stage floor. — San Diego Union-Tribune, "Column: City Ballet dancers leap into independence with the Rosin Box Project," 26 Aug. 2019 Recent Examples on the Web: Verb Every musician has a particular set of tasks and warm-ups before a performance or practice session—oiling the valves, rosining the bow, tuning, long tones, scales, stretches. — Rachel Hawley, Smithsonian, "How Composer John Cage Transformed the Piano—With the Help of Some Household Objects," 27 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rosin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Last Updated

19 Apr 2021

Cite this Entry

“Rosin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rosin. Accessed 19 Apr. 2021.

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More Definitions for rosin

rosin

noun

ros·in | \ ˈrä-zᵊn

Kids Definition of rosin

: a hard brittle yellow to dark red substance obtained especially from pine trees and used in varnishes and on violin bows

rosin

noun

ros·in | \ ˈräz-ᵊn

, ˈrȯz-

Medical Definition of rosin

: a translucent amber-colored to almost black brittle friable resin that is obtained from the oleoresin or deadwood of pine trees or from tall oil and is used in pharmacology as an adhesive constituent in plasters, cerates, and ointments

— called also colophony