\Lam"mas\, n. [AS. hl[=a]mmesse, hl[=a]fm[ae]sse, loaf
mass, bread feast, or feast of first fruits; hl[=a]f loaf +
m[ae]sse mass. See {Loaf}, and {Mass} religious service.]
The first day of August; -- called also {Lammas day}, and
{Lammastide}.