1. to change the gears or gear ratio of a machine or vehicle
Usage: technical
2. to reorganize or restructure something to work differently
Usage: figurative

Examples

• The mechanic regears the transmission for better fuel efficiency.
• The company regears its marketing strategy for younger consumers.
• He regears the bicycle to handle steeper hills.
• The factory regears production to meet increased demand.
• She regears her approach after the initial plan fails.
• The team regears their defense for the championship game.