verb (used with object), jeop·ard·ized, jeop·ard·iz·ing.
- to put in jeopardy; hazard; risk; imperil: He jeopardized his life every time he dived from the tower.
- to risk; hazardhe jeopardized his job by being persistently unpunctual
- to put in danger; imperil
chiefly British English spelling of jeopardize; for suffix, see -ize. Related: Jeopardised; jeopardising.
1640s, from jeopardy + -ize. Related: Jeopardized; jeopardizing. As a verb, Middle English used simple jeopard (late 14c.).