verb
lags; lagged; lagging
[no obj]
to move more slowly than others :to fail to walk or move as quickly as others - usually + behind
to be in a position that is behind others - usually + behind
[no obj] :to happen or develop more slowly than expected or wanted - usually + behind
noun
plural lags
[singular] :a space of time between two events
verb
lags; lagged; lagging
[+ obj] Brit :to cover (something, such as a pipe) with a special material (called lagging) that keeps it from losing or gaining heat