* Simple: The patient was unable to ingest solid food after the surgery.
* Figurative: The company ingested the smaller startup, absorbing its technology and talent.
* Technical: The computer ingested the data from the sensor, processing it in real-time.
* Informal: I ingested a whole bag of chips while watching the movie.
You can also use "ingest" in a more active sense:
* Active: The machine ingests the raw materials and outputs finished products.
The word "ingest" can be used in a variety of contexts, but always implies the taking in of something, whether physically or metaphorically.