Teat/tiːt/ Definition 1 of 2Pro Tip 1/3Animal Context Used when talking about mammals that feed their young with milk. Farmers ensure the calf gets to the cow's teat for nourishment. Pro Tip 2/3Biological Term A scientific word used in veterinary or biology-related discussions. The veterinarian explained how to care for the goat's teats. Pro Tip 3/3Delicate Subject The word may be considered sensitive or private in some social settings. When touring the farm, the guide delicately referred to the cows' teats.