PRIM
priggish, prim, prissy, prudish, puritanical, square-toed, straitlaced, strait-laced, straightlaced, straight-laced, tight-laced, victorian
(adjective) exaggeratedly proper; “my straitlaced Aunt Anna doesn’t approve of my miniskirts”
mincing, niminy-piminy, prim, twee
(adjective) affectedly dainty or refined
prim, prim up, prim out
(verb) dress primly
prim
(verb) contract one’s lips; “She primmed her lips after every bite of food”
prim
(verb) assume a prim appearance; “They mince and prim”
Source: WordNet® 3.1
Etymology 1
Adjective
prim (comparative primmer, )
prudish, straight-laced
formal; precise; affectedly neat or nice
Usage notes
Often used in the collocation “prim and proper”.
Verb
prim (third-person singular simple present prims, present participle primming, simple past and past participle primmed)
(dated) To make affectedly precise or proper.
(dated) To dress or act smartly.
Etymology 2
Noun
prim
(plants) privet
Source: Wiktionary
Prim, n. Etym: [See Privet.] (Bot)
Definition: The privet.
Prim, a. Etym: [OF. prim, prin, prime, first, principal. sharp, thin,
piercing, fr. L. primus first. See Prime, a.]
Definition: Formal; precise; affectedly neat or nice; as, prim regularity;
a prim person. Swift.
Prim, v. t. [imp. & p. p. Primmed; p. pr. & vb. n. Primming.]
Definition: To deck with great nicety; to arrange with affected
preciseness; to prink.
Prim, v. i.
Definition: To dress or act smartly. [R.]
Source: Webster’s Unabridged Dictionary 1913 Edition