1. To lunge or rush away (from someone or something). He thrust away from the drawer when he discovered a dead rat inside. She kissed him heavily on the lips, then she thrust away and ran inside without a word.
2. To push, shove, or drive someone or something away (from someone or something). In this usage, a noun or pronoun can be used between "thrust" and "away." The police officer thrust away the reporters from the crime scene. I took the final bite and thrust my plate away, so full that I felt fit to burst.
3. To expel, ignore, or reject some thought or memory very aggressively or forcefully. In this usage, a noun or pronoun can be used between "thrust" and "away." She thrust the thought away, not wanting to even entertain the notion that Michael was being insincere. I had to thrust away the memory, lest it torment me for the rest of the day.