To enter the company of a group (of people, animals etc.), especially by chance and unexpectedly, and suddenly.

Alternative form of fallstreak

To come to nothing; to fail. / Used other than figuratively or idiomatically: see fall, ground.

(informal, figuratively) To behave in a risky manner that is likely to lead to failure.

Third-person singular simple present indicative form of fall together

The larval life stage of the fall armyworm moth (Spodoptera frugiperda), which is highly destructive of food crops and grasses.

plural of fall-guy

Alternative form of fall guy

(idiomatic, intransitive) To make a mistake, a bad decision or act senselessly and get into an extremely difficult situation.

To sacrifice oneself for the sake of others.