When conversation lagged, they apparently took the hint and retreated into Bird Song.
In some experiments the bar was lagged with i in.
His horse lagged behind the adjutant's and jolted him at every step.
The polar regions travelled a little from west to east relatively to the equatorial, which lagged behind.
Thus Arcadia lagged behind the general development of Greece, and its political importance was small owing to chronic feuds between the townships (notably between Mantineia and Tegea) and the readiness of its youth for mercenary service abroad.