When conversation lagged, they apparently took the hint and retreated into Bird Song.
His horse lagged behind the adjutant's and jolted him at every step.
She lagged behind so he could open the restaurant door for them, but once inside he surrendered their care to Josh and Bill.
The 17th century is a famous epoch in the progress of science, and the mathematics in no way lagged behind.
Yet all that we read of Syracusan military and naval action during the former part of the Athenian siege shows how Syracuse had lagged behind the cities of old Greece, constantly practised as they were in warfare both by land and sea.