flag flag noun verb WS #19

a piece of cloth with a distinctive design that is used as a symbol or as a signal; a marker or indicator

1. She planted a small flag in the garden to mark where she had planted the seeds.
2. The American flag was raised to half-mast in honor of the fallen soldiers.
3. Each country's flag displayed unique colors and symbols representing their heritage.
4. The referee threw a flag to signal a penalty during the football game.
5. The red flag on the beach warned swimmers of dangerous conditions.

to mark for attention; to signal; to decline in energy or strength; to become tired or less enthusiastic

1. The security software flagged the email as potentially containing malware.
2. The computer system will automatically flag any unusual account activity.
3. Her enthusiasm for the project started to flag as the deadline approached.
4. His energy began to flag after running for several miles in the heat.
5. The teacher will flag any suspicious answers on the exam for further review.