The Collaborative International Dictionary of English v.0.48:

Lease \Lease\ (l[=e]s), v. t. [imp. & p. p. Leased; p. pr. &
   vb. n. Leasing.] [F. laisser, OF. laissier, lessier, to
   leave, transmit, L. laxare to loose, slacken, from laxus
   loose, wide. See Lax, and cf. Lesser.]
   1. To grant to another by lease the possession of, as of
      lands, tenements, and hereditaments; to let; to demise;
      as, a landowner leases a farm to a tenant; -- sometimes
      with out.
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            There were some [houses] that were leased out for
            three lives.                          --Addison.
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   2. To hold under a lease; to take lease of; as, a tenant
      leases his land from the owner.
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The Collaborative International Dictionary of English v.0.48:

Leasing \Leas"ing\, n. [AS. le['a]sung, fr. le['a]s loose,
   false, deceitful. See -less, Loose, a.]
   The act of lying; falsehood; a lie or lies. [Archaic]
   --Spenser.
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         Thou shalt destroy them that speak leasing. --Ps. v. 6.
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         Blessed be the lips that such a leasing told.
                                                  --Fairfax.
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   Leasing making (Scots Law), the uttering of lies or libels
      upon the personal character of the sovereign, his court,
      or his family. --Bp. Burnet.
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Easton's 1897 Bible Dictionary:

Leasing
   (Ps. 4:2; 5:6) an Old English word meaning lies, or lying, as
   the Hebrew word _kazabh_ is generally rendered.