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lag (EN)
verb, noun

verb “lag”

lag; he lags; past lagged, part. lagged; ger. lagging
  1. to fail to keep up with others or a schedule; to fall behind
    During the hike, he began to lag compared to the rest of the group.
  2. (computing) to respond or operate slowly, causing a delay
    The online game lagged because of the poor internet connection.
  3. to cause something to become slow or delayed
    The heavy workload lagged the system's performance.
  4. to cover or insulate pipes or boilers to prevent heat loss
    They lagged the pipes to keep the house warm during winter.

noun “lag”

sg. lag, pl. lags
  1. a delay or period of time when something is slow or late
    There was a noticeable lag between the thunder and lightning.
  2. (computing) a delay between a user's action and the application's response
    The video call had so much lag that they could barely communicate.
  3. (UK, slang) a prisoner or criminal
    The old lag shared stories from his years inside.
  4. (UK, slang) a period of imprisonment
    He did a ten-year lag for robbery.
  5. (UK, snooker) a method of deciding which player starts by hitting the ball up the table
    They settled who would break first by performing a lag.