adj. Bent downward, as branches, leaves, or hairs.
the GNU version of the Collaborative International Dictionary of English
adj. Bent abruptly downward.
The Century Dictionary and Cyclopedia
Deflected; specifically, in zoology, bent down: as, a deflexed margin.
Word Usage
"Acacia nilotica is easy to recognize by its bright yellow flowers in round heads, straight stipular spines often slightly deflexed, and dark indehiscent pods compressed over the seeds."