prime

³prime

verb

primedprim·ing

Definition of PRIME

transitive verb

1

: fill, load

2

a : to prepare for firing by supplying with priming b : to insert a primer into (a cartridge case)

3

: to apply the first color, coating, or preparation to <prime a wall>

4

a : to put into working order by filling or charging with something <prime a pump with water> b : to supply with an essential prerequisite (as a hormone, nucleic acid, or antigen) for chemical or biological activity <primed female mice with estrogen>

5

: to instruct beforehand : coach <primed the witness>

6

: stimulate

intransitive verb

: to become prime

— prime the pump

: to take steps to encourage the growth or functioning of something

Examples of PRIME

1. She was obviously primed for the questions at the press conference.
2. Both teams are primed for battle and ready to play.
3. We sanded and primed the woodwork before painting.

Origin of PRIME

probably from ¹prime

First Known Use: 1513