A detective (from Sherlock Holmes), especially used sarcastically to address somebody who has stated the obvious.
An English surname transferred from the nickname.
A male given name transferred from the surname, of rare usage.
To deduce.
To search.
To obsolete a unique feature in third-party software by introducing a similar or identical feature to the OS or a first-party program/app.
Used other than figuratively or idiomatically: see oh, really.
An exclamation of surprise or amazement.
Said in response to an obvious statement.