Ireland reduced Zimbabwe from 121-1 to 210 all out to finish day one of the one-off Test match in Belfast in a strong position.
Prince Masvaure (74) and debutant Joylord Gaylord (49) provided a good start for the Chevrons in the first Test to be played in Northern Ireland.
Zimbabwe were still in good shape on 143-2 before an afternoon collapse which included four wickets for only four runs.
Andy McBrine (3-37) and Barry McCarthy (3-32) were the best of the Irish attack on a historic occasion at Stormont.
Rain brought an early end to play with Ireland to start their reply on Friday morning.
More to follow.