lock in

En español: encerrar, enllavar, llavear, llavir

1. Used other than figuratively or idiomatically: To secure (someone or something) in a locked enclosure. (transitive) · The dog won't escape now we've locked him in.· The dog won't escape now we've locked him in the kitchen.
2. To fix the value of (something potentially variable). (transitive) · I've locked in a rate of 5%.· I've got a 5% rate locked in.
3. To prevent (someone or something) from escaping, deteriorating, or switching to an alternative. (colloquial, transitive) · Our new foil packets keep the flavour of the crisps locked in.· Companies find various ways to try to lock in a customer base by preventing the products or services from being fully fungible.
4. To synchronize (especially a rhythm section) into a groove. (transitive)
5. To focus entirely (on something). (colloquial, intransitive, transitive) · I need to lock in for this exam I'm taking tomorrow.· The missile's path is now locked in.