3. (noun)plant an actor situated in the audience whose acting is rehearsed but seems spontaneous to the audience
4. (noun)plant something planted secretly for discovery by another
"the police used a plant to trick the thieves"; "he claimed that the evidence against him was a plant"
5. (verb)plant, set put or set (seeds, seedlings, or plants) into the ground "Let's plant flowers in the garden"
6. (verb)implant, engraft, embed, imbed, plant fix or set securely or deeply
"He planted a knee in the back of his opponent"; "The dentist implanted a tooth in the gum"
7. (verb)establish, found, plant, constitute, institute set up or lay the groundwork for
"establish a new department"
9. (verb)plant place something or someone in a certain position in order to secretly observe or deceive
"Plant a spy in Moscow"; "plant bugs in the dissident's apartment"
10. (verb)plant, implant put firmly in the mind "Plant a thought in the students' minds"