Mom, fortunately, is past the point of asking “Funny ‘ha-ha’ or funny ‘odd’?”
The ha-ha consists of a trench, the inner side of which is perpendicular and faced with a wall; the outer being sloped and turfed.
Then a general "ha-ha" rose from the rebel pickets, and good nature was restored.
Bertie looked up out of the ha-ha and saw the two ladies before him.
To the right is a rail, and a ha-ha beyond it—to the left a quick fence.
This was done, and that portion of the wall is called the 'ha-ha!'
Look again,” said Yussuf; and he clapped his hands to his mouth and uttered a tremendous “ha-ha!
Besides, she well knew the ha-ha the world ever handed a fallen champ or lady who claimed to have been drugged.
The chatter and laughter of the birds was incessant, and there was something almost weird to Wynifred in the strange "ha-ha!"
For some minutes they thus remained, looking down into the ha-ha.
also haha, used of laughter since ancient times; cf. Old English ha ha, Greek ha ha, Latin hahae. A different attempt at representation is in py-hy (1580s).
: even made a ha-ha pass at him/ ha-ha candles made to look like penises
A joke; something funny; stroke of wit: That's a ha-ha all right
[1940s+; ha-ha represented the sound of laughter by 1000]