: a half-round metal strip bent into a pin whose ends can be flared after insertion through a slot or hole
Examples of cotter pin in a Sentence
Recent Examples on the WebThe burner tubes on most gas grills are removable, too; look for a single screw or cotter pin on one end of each tube.
Joe Lindsey, Popular Mechanics, 23 Apr. 2021 Someone stole a Bluetooth speaker, a foot brake pedal cotter pin and cut electrical wiring from a parked motorcycle in the 100 block of South Marion Street between 9 a.m. May 27 and 1 p.m. May 29.
Pioneer Press Staff, chicagotribune.com, 3 June 2019 Most gas grill burner tubes are removable as well (look for simple cotter pins on one end, although some models use screws).
Joe Lindsey, Popular Mechanics, 14 May 2019
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cotter pin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.