A clumsy or stupid person.
A stupid or silly person.
Any of several stout-bodied, gregarious terns of the genera Anous and Procelsterna, found in tropical seas.
An inverted pendulum consisting of a short vertical flat spring which supports a rod having a bob at the top; used for detecting and measuring slight horizontal vibrations of a body to which it is attached.
A cutaway scene of a television interviewer nodding, used to cover an editing gap in an interview.