1 قَفَا أَثَرَهُ  and إِِتْرَهُ He followed his track, or footsteps; tracked him. (S, Msb.) ― -b2- قَفَا فُلَانًا He followed the footsteps of such a one. (TA.) See قَصَّ أَثَرَهُ, which signifies the same, for a better explanation. See also قَفَوَتُ أَثَرَهُ. قَفًا  The back of the neck. (S, Msb, K.) ― -b2- عَيْنَاهُ فِى قَفَاهُ is said of him who is put to flight. because he looks behind him, fearing pursuit. (TA in art. انف.) And جَعَلَ أَنْفَهُ فِى قَفَاهُ: see أَنْفٌ. ― -b3- [Also the back of the hand: and the flat back of a knife and the like.] قَفِيَّةٌ  : see دَوَآءُ. قَافِيَةٌ  , by synecdoche, for ذُو قَافِيَةٍ, (IJ,) (tropical:) A verse; a single verse of a poem. (Akh, Az, TA.) ― -b2- Also, [by a further extension of the proper signification,] A قَصِيدَة [or an ode, or a poem]. (Az, IJ, TA.)  Credit: Lane Lexicon