(countable) A gap, a delay; an interval created by something not keeping up; a latency.

(uncountable) Delay; latency.

(Britain, slang, archaic) One sentenced to transportation for a crime.

(Britain, slang) A prisoner, a criminal.

(slang) A period of imprisonment.

(snooker) A method of deciding which player is to start. Both players simultaneously strike a cue ball from the baulk line to hit the top cushion and rebound down the table; the player whose ball finishes closest to the baulk cushion wins.

One who lags; that which comes in last.

The fag-end; the rump; hence, the lowest class.

A stave of a cask, drum, etc.; especially (engineering) one of the narrow boards or staves forming the covering of a cylindrical object, such as a boiler, or the cylinder of a carding machine or steam engine.

A bird, the greylag.

To fail to keep up (the pace), to fall behind.

To cover (for example, pipes) with felt strips or similar material (referring to a time lag effect in thermal transfer).

(computing, informal, video games) To respond slowly.

(UK, slang, archaic) To transport as a punishment for crime.

(UK, slang, archaic) To arrest or apprehend.

(transitive) To cause to lag; to slacken.

Late.

(obsolete) Last; long-delayed.

Last made; hence, made of refuse; inferior.