(transitive) To go into something by falling. / To enter a condition or state, especially a negative one. / (idiomatic, transitive) To enter something (especially a profession) without having planned it.

Used other than figuratively or idiomatically: see fall, behind. / (idiomatic, intransitive) To be late (for a regular event) / (intransitive) To be progressively below average in performance.

(anatomy) Discovered (reputedly) by Fallopius (mainly as in Fallopian tube).

A fallacy of irrelevance where a conclusion is suggested based solely on something or someone's origin rather than its current meaning or context.

A situation in which two opposing options are presented as the only possibilities, when others are available.

(idiomatic, archaic) To collide; to conflict with; to attack (+ on, of, upon) / (idiomatic) To be defeated or thwarted (by); to suffer ( + of)

(chiefly US, idiomatic) To be naive, uninformed, or unsophisticated, in the manner of a rustic person.

plural of false killer whale

A dolphin of species Pseudorca crassidens, the sole species of genus Pseudorca and one of the larger dolphin species.

(transitive) To fall back on.