simple past tense and past participle of fast-track

(e.g. of a river) Flowing at a swift, rapid rate.

(programming) To report immediately any condition likely to cause a failure, rather than attempting to continue.

Third-person singular simple present indicative form of fail fast

simple past tense and past participle of fail fast

present participle of fail fast

Occurring in large numbers and rapidly.

(idiomatic) stand firm

Third-person singular simple present indicative form of stand fast

(idiomatic) hold firm