They (two men standing together over a well, L) emulated each other [in drawing water and] in watering, or irrigating. (L, K.)
2.
(tropical:) They (two horses) emulated each other [in running]; (L:) and تواضخت الإِبِلُthe camels emulated one another in going, journeying, or marching. (L, K *.) [See also 3.]