bun
同じく先程のニュースからです。
bunは「<主に米>(ハンバーガーなどの)丸パン(<英>bap)」(『Wisdom英和辞典(第3版)』三省堂)でお馴染みですが、記事では第三語義にある「束髪(上部・後頭部で丸くまとめた髪型)」(ibid)となります。(Shou-VR*)
Emma Watson shows off her perfect pins as she keeps things casual at Heathrow AirportSHE cut a stunning figure at this year's Oscar ceremony, but Emma Watson went for a more casual look when she arrived back in the UK earlier today.
Accessorising with Jimmy Choo heels, a silver clutch bag and some intricate rings, she also wore her hair up in a relaxed bun for added style.