(idiomatic) From before one was born or old enough to be aware of the world. / (idiomatic) At a stage in one's life, development, etc. that seems premature.

(of a switch or other electronic device) That creates a new electrical connection before an older one is broken.

In one's plain view. / (especially of a surprising or negative event) Experienced viscerally but with a degree of detachment, often due to being powerless to change the circumstances.

A food quality marking which denotes the date until which a food item is guaranteed to be at its best.

(poetic) The distant past.

(cricket) Describing the way of getting out in which the ball would have hit the batsman's wicket, but hits the batsman's legs or more rarely another part of the batsman's body without first hitting the bat or a hand holding the bat.

(cricket) An instance of a batsman being out due to the leg before wicket law.

(idiomatic) A period of peace before a disturbance or crisis; an unnatural or false calm before a storm.

(idiomatic) A phrase said to allow older people to go before younger ones.

plural of leg before wicket