proper meaning
EN
[ˈprɔp.ə] [ˈpɹɒ.pə] [ˈpɹɑ.pɚ] [-ɒpə(ɹ)] 
US WProper
- Proper may refer to:
- Proper (liturgy), the part of a Christian liturgy that is specific to the date within the Liturgical Year
- Proper frame, such system of reference in which object is stationary (non moving), sometimes also called a co-moving frame
- Proper (heraldry), in heraldry, means depicted in natural colors
- Proper Records, a UK record label
- Proper (album), an album by Into It. Over It. released in 2011
- Proper (often capitalized PROPER), a corrected release in response to a previously released online video or movie that contains transcoding or other playback errors.
- AdjectiveCOMmore properSUPmost properPREprop-
- (heading) Suitable.
- the proper time to plant potatoes
- a very proper young lady
- (heading) Possessed, related.
- They have a proper saint almost for every peculiar infirmity: for poison, gouts, agues  [ …] .
- my proper son
- (heading) Accurate, strictly applied.
- Now that was a proper breakfast.
- The same tyme was Moses borne, and was a propper [transl. ἀστεῖος (asteîos )] childe in the sight of God, which was norisshed up in his fathers housse thre monethes.
- Though unusual in the Dublin area he knew that it was not by any means unknown for desperadoes who had next to nothing to live on to be abroad waylaying and generally terrorising peaceable pedestrians by placing a pistol at their head in some secluded spot outside the city proper  [ …] .
- When I realized I was wearing my shirt inside out, I felt a proper fool.
- (heading) Suitable.
- AdverbCOMmore properSUPmost proper
- (Scotland) properly; thoroughly; completely.
- (nonstandard) SLA properly.
- (Scotland) properly; thoroughly; completely.
- More Examples
- Used in the Middle of Sentence
- The set {a, b} is a both a subset and a proper subset of {a, b, c} while the set {a, b, c} is a subset of {a, b, c} but not a proper subset of {a, b, c}.
- Without the proper resources, the young manager drew on his imagination to solve the crisis.
- Most snackers don't have time to eat a proper meal.
- Used in the Beginning of Sentence
- Proper bud pruning, green harvests where whole clusters are dumped on the ground to bolster final berry concentration, as well as a myriad of intensive practices between budset and harvest.
- Used in the Ending of Sentence
- He's gonna do me, Jarvis. I kid you not, this time he's gonna do me proper.
- Used in the Middle of Sentence
Definition of proper in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Adjectives by inflection type
- Irregular adjectives
- Adjectives commonly used as postmodifiers
- Adjectives commonly used as postmodifiers
- Irregular adjectives
- Adjectives by inflection type
- Adverbs
- Uncomparable adverbs
- Uncomparable adverbs
- Adjectives
- en property
- en properly
- en properties
- en propers
- en properer
Source: Wiktionary
Grammatically, this word "proper" is an adjective, more specifically, an adjectives by inflection type. It's also an adverb, more specifically, an uncomparable adverb.