(idiomatic) To change one's opinion, or be uneasy about a previous decision.

Used other than figuratively or idiomatically: see have, a, nice, day. / (US, Canada, rather formal). en

(idiomatic) To enjoy oneself greatly.

Used other than figuratively or idiomatically: see have, one's, name, on. / To be reserved for someone / To be (in) one's destiny.

(idiomatic, usually followed by with) To have a complaint or grievance (with somebody); to have a contentious issue to discuss.

(idiomatic) by good fortune; fortunately or luckily.

(idiomatic) Do something the way you want to, but be prepared for the consequences.

(informal) To not know; to have no idea.

There is a risk of being overheard, so be careful about what you say.

(idiomatic) Used to express gratitude at unnecessary generosity, especially when receiving a gift.