From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( a.) Beloved or approved by the people; pleasing to people in general, or to many people; as, a popular preacher; a popular law; a popular administration.

(2): ( a.) Devoted to the common people; studious of the favor of the populace.

(3): ( a.) Prevailing among the people; epidemic; as, a popular disease.

(4): ( a.) Suitable to common people; easy to be comprehended; not abstruse; familiar; plain.

(5): ( a.) Adapted to the means of the common people; possessed or obtainable by the many; hence, cheap; common; ordinary; inferior; as, popular prices; popular amusements.

(6): ( a.) Of or pertaining to the common people, or to the whole body of the people, as distinguished from a select portion; as, the popular voice; popular elections.

American Tract Society Bible Dictionary [2]

 Genesis 30:37;  Hosea 4:13 , probably the white poplar, so called from the whiteness of the under side of the leaves. It is a beautiful and shady tree, common in Palestine and its vicinity. According to some, however, the storax-tree is intended.