| 2025-10-12 | [It's time for bed!] |
| 2024-08-04 | Reflex that really is contagious |
| 2024-02-28 | [What a snoozefest!] |
| 2023-10-16 | [Bor-r-ring!] |
| 2023-09-24 | Sign for a speaker to wrap things up |
| 2022-06-19 | [What a snoozefest!] |
| 2022-01-02 | ["You're still talking?"] |
| 2021-01-26 | Action that may be "contagious" |
| 2020-10-13 | [That is so boring!] |
| 2019-10-03 | [So boring!] |
| 2019-04-11 | [Been there, done that] |
| 2017-12-18 | Jaw-dropping opening? |
| 2016-07-31 | Ho-hum response |
| 2015-01-25 | Have a big mouth? |
| 2014-07-25 | Demonstration of disinterest |
| 2013-06-14 | Low interest indicator |
| 2011-05-19 | [I'm bored] |
| 2011-01-18 | Act that's "contagious" |
| 2008-12-30 | Sign of fatigue |
| 2005-04-07 | Occurrence at many a lecture |
| 2005-01-26 | Open wide |
| 2004-05-31 | Sign of boredom |
| 2004-03-22 | [Been there, done that] |
| 2004-01-10 | [That is, like, so last week] |
| 2003-10-22 | [bor-r-ring!] |
| 2002-12-30 | Sign of boredom |
| 2001-10-17 | [Ho-hum] |
| 2000-05-08 | Indicate boredom |
| 1999-11-23 | Respond to a bore |
| 1999-10-03 | [bo-o-o-ring!] |
| 1998-03-18 | Gape |
| 1997-12-15 | Open wide |
| 1995-03-13 | Exhibit boredom |