1. a small flap or strip of material attached to something for grasping, identification, or opening
2. a bill for food or drinks at a restaurant or bar
Usage: informal
3. a key on a keyboard or typewriter used for indenting or moving to preset positions

1. to designate or identify someone or something
Usage: informal

Examples

• Pull the tab to open the can.
• The waiter brought us the tab after dinner.
• Press the tab key to indent the paragraph.
• I have too many browser tabs open.
• The coach tabbed him as the starting quarterback.
• She grabbed the file by its colored tab.
• Who’s picking up the tab tonight?