18-letter words containing a, b, d
- stand-by passenger — someone who buys a (usually cheaper) ticket, if they are still available, on a plane just before it is about to leave rather than booking in advance
- stomach sweetbread — sweetbread (def 1).
- submarine sandwich — a sandwich made with a long cylindrical bread roll
- submaxillary gland — submandibular gland.
- subordinate clause — a clause that modifies the principal clause or some part of it or that serves a noun function in the principal clause, as when she arrived in the sentence I was there when she arrived or that she has arrived in the sentence I doubt that she has arrived.
- subsidiary company — a company whose controlling interest is owned by another company.
- supraorbital ridge — browridge.
- take a deep breath — If you say that you took a deep breath before doing something dangerous or frightening, you mean that you tried to make yourself feel strong and confident.
- the back of beyond — a very remote place
- the bird has flown — the person in question has fled or escaped
- the black and tans — a specially recruited armed auxiliary police force sent to Ireland in 1921 by the British Government to combat Sinn Féin
- the stars and bars — the flag of the Confederate States of America
- the-master-builder — a play (1892) by Ibsen.
- to be above ground — to be alive
- to be on the radar — to be noticed or important
- to be said for sth — If you say there is a lot to be said for something, you mean you think it has a lot of good qualities or aspects.
- to get a bad press — If someone or something gets a bad press, they are criticized, especially in the newspapers, on television, or on radio. If they get a good press, they are praised.
- to sweep the board — If someone sweeps the board in a competition or election, they win nearly everything that it is possible to win.
- transporter bridge — a bridge for carrying passengers and vehicles by means of a platform suspended from a trolley.
- trobriand islander — a native or inhabitant of the Trobriand Islands of Papua New Guinea
- under one's breath — the air inhaled and exhaled in respiration.
- under the jackboot — If a country or group of people is under the jackboot, they are suffering because the government is cruel and undemocratic.
- united arab states — a former (1958–61) federation of the United Arab Republic (Egypt and Syria) and Yemen.
- universal debugger — (tool, parallel) (udb) KSR's interactive source level debugger for serial and parallel programs written in KSR, Fortran, KSR C and KSR1 assembly language. Udb is a source level debugger for testing and debugging serial and parallel programs; it is compatible with GDB and dbx. The user can direct udb either by typing commands or graphically through an X-based window interface; the latter provides simultaneous display of source code, I/O and instructions. For parallel programs, operations can be carried out per-thread.
- urban homesteading — homesteading (def 2).
- wardrobe assistant — a person who assists the wardrobe mistress in a theatre
- white man's burden — the alleged duty of white colonizers to care for nonwhite indigenous subjects in their colonial possessions.
- widemouth blindcat — any of several catfishes, as Satan eurystomus (widemouth blindcat) of Texas, that inhabit underground streams and have undeveloped eyes and unpigmented skin.