https://www.bcg.com/publications/2016/corporate-development-finance-telecommunications-risto-siilasmaa-rebirth-nokia
When Risto Siilasmaa became chairman of Nokia, in 2012, the company was flirting with bankruptcy. Equity analysts had turned their backs on the company, and consumers were flocking to Apple and Android phones.
flock to:
n. 兽群, 鸟群, 一群人, 大量, 棉束
vi. 成群而行, 聚集
vt. 用棉束填满
【化】 短纤维(填料); 绒屑; (供植绒用的)短绒
<— 牛津现代英汉双解词典 —>
flock
/flɒk; flɑk/ n [CGp] 1 ~ (of sth) group of sheep, goats or birds of the same kind, either kept together or feeding and travelling together （同一种的羊或鸟的）一群: a flock of wild geese 一群雁 * flocks (of sheep) and herds (of cattle) 羊群和牛群. 2 large crowd of people 人群; 群众: People came in flocks to see the royal procession. 人们蜂拥而至瞻望皇室人员外出时的仪仗队. 3 number of people in sb’s care, esp Christian churchgoers under a priest （由某人照管的）一群人; （尤指同一牧师辖下的）全体教徒: a priest and his flock 牧师和他的教友.
v [Ipr, Ip] gather, move, come or go together in great numbers 群集; 成群结队: In the summer, tourists flock to the museums and art galleries. 夏季游人成群结队到博物馆和艺术馆参观. * Huge numbers of birds had flocked together by the lake. 成群的鸟聚集在湖畔.
/flɒk; flɑk/ n 1 [C usu pl 通常作复数] tuft of wool, cotton, hair, etc （羊毛、棉花、毛发等的）一束. 2 [U] soft material for stuffing cushions, mattresses, etc （填充靠垫、床垫等的）软质材料: [attrib 作定语] a flock mattress 软床垫 * flock(ed) wallpaper, ie with a raised pattern made of short tufts of material 植绒壁纸.