FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

raqa` raw-kah' — a primitive root; to pound the earth (as a sign of passion); by analogy to expand (by hammering); by implication, to overlay (with thin sheets of metal):--beat, make broad, spread abroad (forth, over, out, into plates), stamp, stretch.