أَيْبَسُ

1.
[comp. and superl. of يَابِسٌ].
2.
[Hence the saying,] أَيْبَسُ مِنَ الصَّخْرِ (tropical:) Harder than rock. (A.)
3.
See also يَابِسٌ, near the beginning and at the end.
4.
الأَيْبَسُ, as a subst., not an epithet, (AHeyth,) The part of the shin-bone, in the middle of the shank, which, when pressed, pains one, (AHeyth, K,) and when it is broken, the leg is lost: (AHeyth:) or الأَيْبَسَانِ signifies the parts of the two shanks upon which is no flesh: (S:) or the parts of the two shanks of a horse upon which the flesh is dry, or tough: (AO:) or the shank-bones (M, TA) of the fore leg and hind leg: (TA:) or what appears of these: (M, TA:) or the parts above the كَعْباَنِ and زَنْدَانِ [apparently here meaning the two ankles and wrists]: (A:) plural أَيَابِسُ: (S, K:) which is also applied to such parts as are like the hock, or hough, and the shank. (TA.)
5.
Also, the plural, Hard things upon which swords are tried. (K.)

Perseus ID: n42447