(idiomatic) Do not criticise matters outside your field of expertise; mind your own business.

(slang, idiomatic, humorous) Used to reserve the right to chat up an attractive woman who is with an unattractive woman.

A phrase used to request something, for example if a statement was not heard. / A phrase used to express an apology for an action.

(Britain) Used to express admiration of a person coupled with wishes for their continued success in an endeavour of their own choosing: all the best; good luck.

(humorous) Sarcastically suggesting that a person deserves a prize.

It is unwise to seek personal acquaintance with people whom one has regarded with high esteem, as they often fail to fulfill one's expectations, resulting in disappointment.

Your purchases are on the house; you will not be charged for your purchases; said to insist on comping or treating a customer. / Said to refuse service to a customer.

The plant Soleirolia soleirolii, baby's tears.

Alternative form of cobbler, keep to your last

Alternative form of sew buttons (“humorous response to someone asking "so?"”)