n.
Pronunciation: ' räm-b ə s
Function: noun
Inflected Form: plural rhom · bus · es or rhom · bi \ - ˌ b ī , - ˌ b ē \
Etymology: Latin, from Greek rhombos piece of wood whirled on a string, lozenge, from rhembein to whirl
Date: circa 1567
: a parallelogram with four equal sides and sometimes one with no right angles