| 2026-08-18 | Send an instant message |
| 2024-11-15 | Online notification sound |
| 2023-06-18 | Internet speed-test signal |
| 2022-07-10 | Send an e-message to |
| 2022-06-19 | — |
| 2022-03-14 | ___-Pong |
| 2021-08-09 | Radar sound |
| 2019-05-08 | With 65-Across, another name for 37-Across |
| 2017-12-16 | Notification sound |
| 2015-05-07 | Worrisome engine noise |
| 2014-09-06 | Contact briefly electronically |
| 2014-03-04 | Worrisome engine sound |
| 2014-01-06 | ___-Pong |
| 2011-12-27 | Radar sound |
| 2011-06-13 | With 57-Across, game that includes the starts of 17-, 29-, 48- and 64-Across |
| 2010-06-02 | Unwanted engine sound |
| 2008-12-07 | Worrisome engine sound |
| 2008-12-02 | ... a table tennis ball (with 45-Across) |
| 2008-04-13 | Worrisome engine sound |
| 2008-03-06 | Pinball sound |
| 2007-12-26 | Unwelcome auto noise |
| 2006-05-15 | Sonar sound |
| 2005-08-14 | Sonar pulse |
| 2003-09-27 | Bullet sound |
| 2003-09-07 | Engine sound |
| 2003-03-10 | Unwanted engine sound |
| 2000-09-11 | Engine knock |
| 2000-09-01 | Striking sound |
| 2000-06-21 | Engine sound |
| 2000-01-19 | Worrisome car sound |
| 1998-10-18 | Engine sound |
| 1998-08-20 | Ricocheting bullet sound |
| 1997-11-05 | Engine knock |
| 1997-05-27 | Engine knock |