100 Examples of sentences containing the common noun "signal"

Definition

A signal is a noun that refers to a gesture, sound, or action that conveys information or instructions. It can also refer to an electrical impulse or wave that transmits data.

Synonyms

• Sign
• Indication
• Cue
• Alert
• Notification
• Message
• Warning
• Beacon

Antonyms

• Obscurity
• Silence
• Confusion
• Ambiguity
• Miscommunication

Examples

1. The teacher signaled for the students to quiet down.
2. They used a flashlight to signal their location.
3. The train conductor signaled the departure with a whistle.
4. She raised her hand to signal her interest in the discussion.
5. The coach signaled the players to start the game.
6. He used hand gestures to signal his approval.
7. The siren signaled an emergency situation.
8. The dog barked to signal that someone was at the door.
9. They signaled their agreement with nods.
10. The red light signaled that it was time to stop.
11. He needed to signal the end of the meeting.
12. The teacher signaled the start of the exam.
13. Her smile was a way to signal her happiness.
14. The radio tower signaled the message across the region.
15. The lights began to signal the impending storm.
16. She used a whistle to signal the children to come back.
17. The smoke rising from the chimney signaled that dinner was ready.
18. His body language began to signal discomfort.
19. The alarm signaled that it was time to evacuate.
20. The musician raised his baton to signal the orchestra to play.
21. The flag was raised to signal the start of the race.
22. The emergency lights signaled a serious issue.
23. He tried to signal his friend from across the street.
24. The veterinarian used a light to signal the pet's readiness for procedure.
25. They signaled their intention to turn left.
26. The teacher signaled for everyone to take their seats.
27. The sound of thunder signaled the arrival of rain.
28. The crew member waved to signal the ship to dock.
29. She held up a sign to signal her support.
30. The pilot signaled the control tower for landing.
31. The green light signaled that it was safe to proceed.
32. He raised his arm to signal the bus driver.
33. The dog was trained to signal when it needed to go outside.
34. The coach signaled a timeout during the game.
35. The lights began to signal the end of the concert.
36. The horn signaled the start of the parade.
37. She gave him a look to signal that it was time to leave.
38. The lifeguard blew the whistle to signal an emergency.
39. He used his phone flashlight to signal for help.
40. The conductor signaled the end of the performance.
41. She waved her hands to signal for the taxi.
42. The smoke from the campfire signaled their location to rescuers.
43. The athlete signaled for assistance after falling.
44. The bell signaled the end of the school day.
45. He looked at her to signal he was ready to go.
46. The radar signaled the approach of an aircraft.
47. She turned on the indicator to signal her lane change.
48. The dog was trained to signal its owner when it wanted to play.
49. The team captain signaled the start of the play.
50. The sign language interpreter signaled the message to the audience.
51. The countdown timer signaled that time was running out.
52. The smoke signaled that the camp was nearby.
53. The actor's expression signaled that he was not happy with the script.
54. The emergency exit lights signaled where to go in case of a fire.
55. The teacher used a bell to signal the transition between activities.
56. The signal from the satellite was weak.
57. The radar signaled a potential threat in the area.
58. He used his flashlight to signal the boat.
59. The sign was meant to signal the end of the construction zone.
60. The police siren signaled a need for immediate attention.
61. The captain signaled the crew to prepare for departure.
62. She gave him a nod to signal that she understood.
63. The warning lights signaled a malfunction in the system.
64. The firefighter raised his hand to signal his team.
65. A smile can often signal goodwill.
66. He waved his arms to signal for help.
67. The sound of the bell signaled the start of the game.
68. The radio signaled that a storm was approaching.
69. The signal from the walkie-talkie was clear.
70. He used the horn to signal his arrival.
71. The emergency broadcast signaled a weather alert.
72. The flag was lowered to signal the end of the event.
73. The sound of the horn signaled the end of the race.
74. She used her phone to signal for a ride.
75. The lights began to signal that the show was about to start.
76. The coach signaled the players to huddle up.
77. The sound of clapping can signal approval.
78. The teacher signaled the students to begin their presentations.
79. The siren signaled that help was on the way.
80. He gave a thumbs up to signal his approval.
81. The lights flashing signaled an important announcement.
82. The bell signaled that it was time for lunch.
83. The music began to signal the start of the dance.
84. The gesture was meant to signal understanding.
85. The red flag signaled a warning to swimmers.
86. The conductor raised his hands to signal the orchestra.
87. The sound of the cannon signaled the start of the battle.
88. The teacher's glare was enough to signal the students to behave.
89. The horn signaled the end of the workday.
90. The lights on the dashboard signal a need for maintenance.
91. The radio signaled the end of the transmission.
92. The teacher signaled for quiet after the bell rang.
93. The green flag signaled the start of the race.
94. The sound of the whistle signaled the game to resume.
95. Her expression seemed to signal discomfort with the situation.
96. The alarm signaled the start of the evacuation.
97. He used a mirror to signal the helicopter.
98. The countdown clock began to signal the end of the event.
99. The conductor signaled for the audience to applaud.
100. The smoke from the fire pit began to signal the end of the gathering.