noun-modifying (irregular)
Describes speech, behavior, or atmosphere that is rigidly formal, stiff, or overly proper. Often carries a slightly negative nuance of being unnatural or lacking warmth.
See also: 形式張る
I always get nervous at his stiff, formal greetings.
I prefer a frank discussion over a formal, stiff meeting.
Also means 'formal/stiff', but emphasizes a feeling of constraint and discomfort, often used for atmospheres or personalities.
Standard spelling using ばった.
Alternate spelling using 張った; less common but seen.
From the verb 形式張る (けいしきばる), literally 'to stretch formality', combining 形式 (formality) and 張る (to stretch/stiffen). The prenominal form 形式ばった is used as an adjective.