1. past tense of sub; worked as a substitute, especially as a substitute teacher
Usage: informal
2. past tense of sub; replaced one player with another in a sports game
Usage: sports

Examples

• She subbed for the regular teacher who was sick.
• I subbed at three different schools last week.
• The coach subbed him out in the fourth quarter.
• They subbed their best player back into the game.
• He subbed as a waiter when his friend couldn’t work.
• The manager subbed two players at halftime.