have, etc. teething problems/troubles(redirected from have teething troubles)
have, etc. ˈteething problems/troublesexperience small problems or difficulties in the development of a product, business, etc., or when something new first becomes available to the public: If your new car is having teething troubles, take it back to the garage where you bought it.
When a baby is teething, its first teeth are starting to grow, which is painful for the baby.