tongue and groove
noun
: a joint made by a tongue on one edge of a board fitting into a corresponding groove on the edge of another board
tongue-and-groove
ˈtəŋ-ən(d)-ˈgrüv 
adjective 
Example Sentences
Recent Examples on the Web There are a variety of wall applications that look similar to shiplap, namely nickel gap and tongue and groove. 
Patricia Shannon, Better Homes & Gardens, 14 June 2022 The planks of shiplap, nickel gap, and tongue and groove each connect in a different way, which is what results in three different looks but with a similar effect. Patricia Shannon, Better Homes & Gardens, 14 June 2022 The chest itself is styled with a spiffy cottage-look and tongue and groove paneling. Jill Gleeson, Country Living, 26 May 2022 The 2,162-square-foot home was built in 1975 and features the original tongue and groove paneling. Monica Mercuri, House Beautiful, 21 Sep. 2021 Here the standard types of joint, such as mortise and tenon, tongue and groove, and dovetail, are developed with ingenious intricacy. Michael J. Lewis, WSJ, 20 Apr. 2021 Some of the 1972 home’s original tongue and groove ceilings were hidden beneath drywall. BostonGlobe.com, 26 Mar. 2021 The first phase of construction was to streamline everything: take out the cheap tongue and groove flooring, get rid of the weird soffits throughout the home, rework the staircase, and bring the bad build back to its original, personality-less form. Lucia Tonelli, ELLE Decor, 7 Jan. 2020 There are wide-plank European white oak floors, vaulted, beamed and tongue and groove ceilings, custom light fixtures, and Andersen French doors. Monica Lander, The Mercury News, 23 Sep. 2019 See More
Patricia Shannon, Better Homes & Gardens, 14 June 2022 The planks of shiplap, nickel gap, and tongue and groove each connect in a different way, which is what results in three different looks but with a similar effect. Patricia Shannon, Better Homes & Gardens, 14 June 2022 The chest itself is styled with a spiffy cottage-look and tongue and groove paneling. Jill Gleeson, Country Living, 26 May 2022 The 2,162-square-foot home was built in 1975 and features the original tongue and groove paneling. Monica Mercuri, House Beautiful, 21 Sep. 2021 Here the standard types of joint, such as mortise and tenon, tongue and groove, and dovetail, are developed with ingenious intricacy. Michael J. Lewis, WSJ, 20 Apr. 2021 Some of the 1972 home’s original tongue and groove ceilings were hidden beneath drywall. BostonGlobe.com, 26 Mar. 2021 The first phase of construction was to streamline everything: take out the cheap tongue and groove flooring, get rid of the weird soffits throughout the home, rework the staircase, and bring the bad build back to its original, personality-less form. Lucia Tonelli, ELLE Decor, 7 Jan. 2020 There are wide-plank European white oak floors, vaulted, beamed and tongue and groove ceilings, custom light fixtures, and Andersen French doors. Monica Lander, The Mercury News, 23 Sep. 2019 See More Word History
First Known Use
1860, in the meaning defined above