| fallback |
something to which one can resort in case of failure of one's first efforts. [2 definitions] |
| fall back on |
to have recourse, as to another alternative. |
| fall behind |
to not keep up with; lag behind. |
| fall down |
to fall to the ground. |
| fallen |
past participle of fall. [6 definitions] |
| fall foul of |
to come into collision, conflict, or entanglement with. |
| fallible |
liable to error. |
| falling-out |
a quarrel that leads to estrangement. |
| falling sickness |
see epilepsy. |
| falling star |
a meteor; shooting star. |
| fall line |
a geographical line connecting the waterfalls of parallel rivers that indicates a drop in land level. [2 definitions] |
| fall-off |
a reduction or decline, as in quantity, vigor, or activity. |
| fall off |
to decline, decrease, or diminish. |
| Fallopian tube |
in female mammals, one of a pair of narrow ducts that carry ova from the ovaries to the uterus; oviduct. |
| fallout |
the fall of radioactive particles, or the particles themselves, that result from a nuclear explosion. [2 definitions] |
| fallow |
of farmland, tilled but not planted. [4 definitions] |
| fallow deer |
a Eurasian deer that has a yellowish coat with white spots in summer. |
| fall under |
to be the concern of. [2 definitions] |
| false |
untrue or incorrect. [7 definitions] |
| false arrest |
the illegal restraint or detention of a person by another who claims to have legal authority, usu. a police officer. |
| false bottom |
a concealed compartment in the bottom of a box, suitcase, or the like. |