[f. ALLAY v.1 (v.2) + -ER1.] He who or that which allays, modifies or restrains.
1615. A. Niccholes, Marr. & Wiv., xi. in Harl. Misc. (1744), II. 158. Indigence and Want, two great Allayers of Affection.
1631. Celestina, I. 20. O head, the allayer of my passion! O reliever of my torment!
1666. Harvey, Morb. Angl., xxvi. 125 (J.). Phlegm and pure blood, being reputed allayers of acrimony.