| FTC |
abbreviation of "Federal Trade Commission," a U.S. agency whose duty is to investigate and prosecute illegal interstate trade practices such as false advertising and price-fixing. |
| ft-lb |
abbreviation of "foot-pound," or "foot-pounds," a unit of energy equal to the amount necessary to raise a weight of one pound to a height of one foot. |
| fuchsia |
any of various related drooping plants that bear bright-colored flowers, usu. in shades of purple, pink, and red, often used in hanging displays. [2 definitions] |
| fuchsin |
a purplish red dye. |
| fuck |
(vulgar) to have sexual intercourse with. [9 definitions] |
| fuck around |
(vulgar slang) to act idly or foolishly. [3 definitions] |
| fucker |
(vulgar slang) a despised person. [3 definitions] |
| fucking |
(vulgar slang) to a very great degree; extremely (often used angrily or insultingly). [3 definitions] |
| fuck over |
(vulgar slang) to treat (someone) in a very unfair, harsh, or underhanded manner. |
| fuckup |
(vulgar slang) one who performs incompetently, esp. habitually. [2 definitions] |
| fuck up |
(vulgar slang) to bungle; completely mismanage. [2 definitions] |
| fuddle |
to confuse or bewilder, as with intoxicating drink; befuddle. [2 definitions] |
| fuddy-duddy |
(informal) someone who is old-fashioned, conservative, or exceptionally fussy. [2 definitions] |
| fudge1 |
a soft, dense candy or frosting made by cooking sugar with other ingredients, such as butter, chocolate, milk, nuts, and flavorings. |
| fudge2 |
to tamper with, so as to obtain a desired result. [3 definitions] |
| fuel |
anything that is consumed as a source of energy, such as gasoline or plutonium. [5 definitions] |
| fuel cell |
any of various devices in which continuous electrical energy is produced from the reaction between a fuel, such as liquid hydrogen, and an oxidant. |
| fuel injection |
any of several systems by which fuel is sprayed directly into an engine's combustion chamber. [2 definitions] |
| fuel oil |
any oil used for fuel, esp. a liquid petroleum product. |
| fuel rod |
a rod-shaped unit that contains nuclear fuel such as plutonium or uranium. |
| fugal |
of, being or pertaining to the musical style of a fugue. |