1. To be defeated.
2. To be ingested.
3. To be recorded or remembered.
4. When something goes down in a certain way, people react to or perceive it in this way.
5. When a computer or computer network stops working because of a problem or because it has been disconnected, it goes down.
6. When the sun goes below the horizon, it goes down.
(Irregular preterit, past participle: sank, sunk).
1. To cause to sink.
2. To descend into some soft substance.
3. To fall or drop to a lower place or level; SYN. drop, drop down.
4. To go under,; SYN. settle, go down, go under.
5. To pass into a specified state or condition; SYN. pass, lapse.