Frizz/frɪz/ Definition 1 of 2Pro Tip 1/3Weather Impact High humidity or rain can make hair frizz more easily. I straightened my hair, but it began to frizz the moment I stepped outside. Pro Tip 2/3Emotional Metaphor 'Frizz' can evoke feelings of frustration or annoyance related to hair care. Every time I plan to look nice, my hair decides to frizz. Pro Tip 3/3Styling Difficulty Hair that tends to 'frizz' might be seen as challenging to style or maintain. I need extra gel to ensure my hair doesn't frizz during the event.