Antonyms for 'having a look see' would primarily include words that denote absence, denial, or refusal. Some of the antonyms for this phrase may include avoiding, disregarding, ignoring, overlooking, neglecting, and rejecting. These words suggest a lack of interest, attention or intention to observe or examine anything, unlike 'having a look see', which signifies the opposite. Additionally, some antonyms that might be considered more colloquial could include expressions like "turning a blind eye" or "not giving a damn." Ultimately, the antonyms for 'having a look see' all point towards disinterest, inattention or avoidance.