H

[horn in]  {v.},  {slang}

To come in without invitation or welcome; interfere. Often used with "on".

Jack would often horn in on conversations discussing things he knew nothing about.

* /Lee horned in on Ray and Annie and wanted to dance with  […]

[hornet]

See:

[MAD AS A HORNET] or

[MAD AS HOPS] or

[MAD AS A WET HEN],

[STIR UP A HORNET'S NEST].

[horns of a dilemma]  {n. phr.}

Two choices possible in a situation in which neither is wanted. Usually used after "on".

* /Joe found himself on the horns of a dilemma; if he went to work, he'd miss seeing Mary; if he stayed out, he'd he too broke to  […]

[horror]

See: [THROW UP ONE'S HANDS IN HORROR].

[horse]

See:

[BET ON THE WRONG HORSE],

[CART BEFORE THE HORSE],

[CHANGE HORSES IN THE MIDDLE OF THE STREAM] or

[CHANGE HORSES IN MIDSTREAM],

[EAT LIKE A HORSE],

[HOLD ONE'S HORSES],

[IRON HORSE],

[LOCK THE BARN DOOR AFTER THE HORSE IS STOLEN],

 […]

[horse around]  {v.},  {slang}

To join in rough teasing; play around.

They were a hunch of sailors on shore leave, horsing around where there were girls and drinks.

[horse of a different color] or [horse of another color]  {n. phr.},  {informal}

Something altogether separate and different.

Anyone can be broke, but to steal is a horse of a different color.

* /Do you mean that the boy with that pretty girl is her  […]

[horse opera]  {n. phr.}

A Western movie in which cowboys and horses play a major part.

[horse sense]  {n.},  {informal}

A good understanding about what to do in life; good judgment; wisdom in making decisions.

Bill had never been to college, but he had plenty of horse sense.

* /Some people are well educated and read many books, but  […]

[horse trade]  {n.}

1. The sale of a horse or the exchange of two horses.

It was a horse trade in which the owner of the worse animal gave a rifle to make the trade equal.

2.  {informal}

A business agreement or bargain arrived at after hard and  […]