What is the meaning of Prim?

Of a person, their manner or appearance: Formal and precise; stiffly decorous.

Of a person: Prudish; straight-laced.

Of things: Neat; trim.

To make one's expression prim. [with up]

To give a prim or demure expression to (one's face, mouth, or lips).

To dress (one) up affectedly or demurely. [with up or out]

A prim person.

privet

thin, skinny

thin

first

Prime, the first hour or tide (3-hour period) after dawn

Prime, the divine office appointed for the hour in the liturgy

first

prime (first in degree or salience)

prime

first (playing lead in an orchestra)

prime (marked with a prime symbol)

decorative clothes border trim

prize

premium

beginning

Source: wiktionary.org