Definitions

1. adjective

relating to or characteristic of old age, especially in a way that is considered unpleasant or ridiculous

“The comedian’s senilis antics on stage had the audience in stitches.”

2. noun

a person who is old and considered senile

“The doctor said that the elderly man had become senilis and required constant care.”

3. noun

a person who is old and considered foolish or ridiculous

“The politician’s senilis comments were widely criticized in the media.”