A-framen.adj.

1827 J. Farey Treat. Steam Engine iii. 258 The cylinder bottom was supported upon the two horizontal sills, upon which the two A frames were erected.

1882 United Service Mag. Dec. 416 This lower portion is hung upon trunnions supported by an A frame.

1909 Cent. Dict. Suppl. 19/2 A-frame, the A-shaped support for the cylinder-beam and cross-head guides of a vertical engine; the housing.

1931 C. E. Munroe & J. E. Tiffany Physical Testing Explosives 81 A turnbuckle is attached to one of the A-frames which actuates a lever that turns the shaft.

1955 Amer. Speech 30 225 A-frame, a large upright trailer used to transport flat pieces of metal from one production operation to the next.

1968 Listener 25 July 108/1 He was bent nearly double under a gigantic load on his A-frame and walked with a stick.

1976 P. Cave High Flying Birds iii. 37 I bent down and lifted up the A-frame, getting Sweet Sue perfectly balanced.

2006 Build It May 46/1 It is such a simple structure, just a set of A-frames and purlins for the roof and a couple of pillars.

1963 Life 31 May 17/1 Simple one-story cabins..from pioneer huts and elfin A-frames to houses on stilts.

1979 Weekend Mag. (Toronto) 27 Jan. 8/3 Last autumn he moved into the A-frame next to the Red Shutter, parked the truck out back and put the house up on blocks.

1994 Canad. Geographic Nov. 26/2 The royal blue cord that connected our tent to our Inuit guides' A-frame 50 metres away, and from there to every other tent.

2004 Adventure Trav. July 43 I inched back into the flimsy A-Frame, pulled my sleeping bag up around my head.

1992 New Yorker 31 Aug. 56/2 We started out through the channel..which ran clear from the shore break out to the sea,..with huge swells sweeping into it from both sides, forming fat, unpleasant A-frames that half broke before they vanished.

2004 News-Jrnl. (Daytona Beach, Florida) (Nexis) 19 Oct. 3 b Head-high A-frames that feathered in the wind, curled, barreled, peeled and did everything that makes surfers drool.

2015 K. Heyer Meldahl Surf, Sand, & Stone 195 The waves at many famous big-wave surf sites are A-frames.

1903 W. Burlingham in W. L. Saunders Compressed Air Information 1121 The beam rested on an A frame carriage.

1919 L. H. Morrison Oil Engines i. 8 The first American Diesel engine was completed in 1898, being of the two-cylinder vertical A-frame design, and developed 60 h.p.

1967 ‘T. Wells’ Dead by Light of Moon (1968) x. 94 There's this friend of mine whose folks own one of those crazy A-frame ski lodges.

1983 P. St. Pierre Frenchie's Wife in Smith & Other Events 285 The saddle was one of Frenchie's antiques, an A-frame roping saddle, blackened by the sweat of man and horse over twenty years.

1988 G. Prater Snowshoeing (ed. 3) v. 62 Most tents lose a great deal of space in a simple A-frame or pyramidal design.

2002 Glamour July 104/3 Couples who wear each other's clothes, finish one another's sentences and seemingly can't even go to the loo without the other are in the A-frame relationship.

1987 Surfer July 48/1 (advt.) It was just fantastic, you know, A-frame peaks with the lip thrown so far out you could drive a truck through.

1995 Sunday Age (Melbourne) (Nexis) 15 Oct. 4 Gleave utilised the A-frame peak with a combination of fading turns, classic drop knee cut-backs and long nose rides.

2012 Daily News (S. Afr.) (Nexis) 1 May 15 The Californian break..is held in high regard by the travelling pros for its perfectly shaped ‘A-frame’ waves which offer both goofy and natural footers ample opportunity to launch highrisk aerial manoeuvres.