(transitive) To turn to as a substitute.

Alternative form of fallback

Used other than figuratively or idiomatically: see fall, back. / To retreat. / To fail to fulfill a promise or purpose.

present participle of fall back on

Third-person singular simple present indicative form of fall back on

Third-person singular simple present indicative form of fall back

present participle of fall back

plural of fall-back

(transitive) To fall back on.

Third-person singular simple present indicative form of fall back upon