[harum-scarum] (1) {adv.}, {informal} In a careless, disorderly or reckless way. […]

[harum-scarum] (2) {adj.}, {informal} Careless, wild, or disorderly in one's acts […]

[hash] See: [SETTLE ONE'S HASH], [SLING HASH].

[hash house] {n.}, {slang} An eating place where cheap meals are […]

[hash out] {v.}, {informal} To talk all about and try to […]

[hash up] {v.}, {slang} 1. To make a mess of; do […]

[haste] See: [MAKE HASTE].

[hat] See: [AT THE DROP OF A HAT], [BRASS HAT], [HANG […]

[hat in hand] {adv. phr.}, {informal} In a humble and respectful […]

[hatch] See: [COUNT ONE'S CHICKENS BEFORE THEY ARE HATCHED].