You can give bitcoins to someone to hold them for you, but it will be like with any bank: you have to trust them that they won't run away with your cash.
U nga nyika munhu wun'wana tibitcoin leswaku a ku khomela tona, kambe swi ta fana na bangi yin'wana na yin'wana: u fanele ku va tshembha leswaku va nge tsutsumi na mali ya wena.