[tik-tak] 
[tik-tak] | 1. | a repetitive sound, as of ticking, tapping, knocking, or clicking: the ticktack of high heels in the corridor. |
| 2. | a device for making a tapping sound, as against a window or door in playing a practical joke. |
| 3. | to make a repeated ticking or tapping sound: Sleet ticktacked against the window panes. |
