noun:

• quality assurance; QA - abbreviation ➜ 品質保証【ひんしつほしょう】

noun / ~する noun:

• deployment; deploying - abbreviation ➜ デプロイメント

noun:

• nudity - colloquialism - abbreviation ➜ 真っ裸【まっぱだか】

adjectival noun / ~の noun:

• stark naked - colloquialism - abbreviation ➜ 真っ裸【まっぱだか】

noun:

• seven tea ceremony procedures of the Senke school - abbreviation ➜ 七事式【しちじしき】

noun:

• escorted person; person being guarded - colloquialism
• ballast tamper; tamping machine - slang - abbreviation ➜ マルチプルタイタンパー

noun:

• friends forever - short for ずっと友達 - abbreviation - slang

noun / ~する noun:

• negative comment (posted online) - abbreviation - slang ➜ アンチ

noun:

• advanced juvenile training school; special reformatory; juvenile hall for grave offenders - slang - abbreviation ➜ 特別少年院

noun:

• zentai; skin-tight suit that covers the entire body - short for 全身タイツ - abbreviation

noun:

• account (e.g. online service) - abbreviation - IT term ➜ アカウント

noun:

• macrobiotics; prevention and cure of disease through diet (as expounded by Sagen Ishizuka (1850-1909))
• taking nourishing food; eating a balanced diet - abbreviation ➜ 食養生【しょくようじょう】
• dietetics ➜ 食事療法学

noun:

• copilot - abbreviation ➜ コパイロット

noun / ~する noun:

• punching the wall - abbreviation ➜ 壁パンチ【かべパンチ】

noun:

• treasurer; treasury minister; finance minister - abbreviation ➜ 財務相【ざいむしょう】

noun:

• assistance dog; helper dog - abbreviation ➜ 身体障害者補助犬

noun:

• time-limited strike - abbreviation ➜ 時限ストライキ

noun:

• solitary karaoke - abbr. of 一人カラオケ - abbreviation

noun:

• Special Permission to Stay in Japan; residence status that can be granted to illegal immigrants or overstayers - abbreviation ➜ 在留特別許可

noun:

• heavy cruiser - abbreviation ➜ 重巡洋艦【じゅうじゅんようかん】

noun:

• being bad at communication; being unsociable - abbreviation - colloquialism ➜ コミュニケーション障害

noun:

• tax and service charge included - from 税金 and サービス - abbreviation

noun:

• incorporating; inserting
• nesting (e.g. of matryoshka dolls); nest
• square offering tray made of unvarnished wood (three per nested set)
• latticed ceiling - abbreviation - Architecture term ➜ 組み入れ天井

noun:

• National Center Test for University Admissions - abbreviation ➜ 大学入試センター試験【だいがくにゅうしセンターしけん】

noun:

• public holiday - abbreviation ➜ 祝日

prefix noun:

• celebration

noun:

• feeding an infant solely with breast milk (i.e. no formula) - abbreviation ➜ 完全母乳【かんぜんぼにゅう】