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run against (someone or something)
1. To compete against someone or something. Their phone design is a really excellent alternative to the two predominant operating systems, but I don't know how they'll be able to run against such massive corporations. He's actually running against an old high school buddy in the election for mayor.
2. To oppose, contravene, or work against someone or something. The former CEO's actions run against everything this company stands for. The governor's newest policy is running against a large portion of voters who put him into office.
run against someone
to compete against someone for elective office. Eisenhower ran against Adlai Stevenson in 1952. Not many people run against an incumbent.
1. Also, run up against or run into. Encounter something, especially a difficulty, unexpectedly. For example, We didn't know we'd run up against so much opposition, or He ran into trouble with his taxes. [Late 1300s]
2. Work against, as in Public sentiment ran against her. [Late 1300s]
3. Oppose for elective office, as in Susan decided to run against a very popular incumbent. This usage is a figurative application of running in a footrace. [First half of 1800s]
1. To work against something or someone; oppose something or someone: The company's policies are running against public opinion.
2. To compete with someone for an elected position: I plan to run against my old rival in the election.
3. To encounter some unexpected obstacle: The contractor ran against some difficulties in trying to complete the project.