(sports) One who blocks or impedes the movement of an opponent. / (computing) One who prevents another user from contacting them electronically.

A surname.

plural of Blocker

plural of blocker

(poker slang) A relatively small bet, chiefly on the river, designed to discourage a player yet to act in the betting round from raising.

plural of popup blocker

(chiefly UK, idiomatic, derogatory, medicine, public policy) An elderly hospitalized person who is too infirm to return home but not sufficiently ill to necessitate continued hospitalization, creating a situation in which his or her hospital stay is prolonged while authorities or relatives search for a suitable placement amid the scarce resources of nursing homes or other long-term care facilities.

plural of write blocker

(computing) A hardware device that allows a computer to read a peripheral such as a hard disk without making any changes to its contents, useful in cyberforensics etc.

plural of data blocker