All tingly is a phrase that connotes a sensation of tickling or prickling feeling throughout one's body. Several synonyms to describe this sensation can include a buzzing feeling, a pins and needles sensation, a prickling sensation, or a tingling sensation. Another phrase that could be used instead of all tingly could be "numb" or "tingle from head to toe." The sensation of being all tingly can be a sign of many different things, including excitement, nervousness, anxiety, or even a medical condition. Whatever the reason for the tingling sensation may be, there are a variety of ways to describe it.