UK US hold on to/onto sth/sb
— Phrasal Verb with hold({{}}/həʊld/ verb (held, held)
► [T] to keep something or someone that is important or useful: »
I held onto the tech shares after the stock market fell because I knew they would recover.
»You should hold on to her, she's too good to lose to a competitor.
Financial and business terms. 2012.