a lot (of)informalA1lots (of) a large amount or number of people or things: She eats lots of fruit.There were a lot of people there.He does a lot of travelling in his job.I've got a lot to do today.He earns lots of money.There's lots of food.Masses and large amounts of thingsa lotA1very much or very often: Your sister looks a lot like you.I'm feeling a lot better today.He looks a lot older than his wife.We used to go there a lot.Large in number or quantityFrequency and regularity - general wordshave a lot to answer for›to be the main cause of a problem or an unpleasant situation: People who sell drugs to kids have a lot to answer for.Causing things to happenthe lotUKinformal›everything: I made enough curry for three people and he ate the lot.Have I got everything? Is that the lot?I'll sell you the whole lot for only £50.I'm sick of the lot of them.Something, anything, nothing, and everything