Ticklish

[Becky]

Sensible to slight touches; easily tickled; as, the sole
of the foot is very ticklish; the hardened palm of the hand is not
ticklish.

[Luis Fok]

easily made to laugh or wriggle when tickled

[Tina]

Highly sensitive to being tickled.

[Jason Yan]

Indicator: Agent requiring a tickle
(someone in need of a tickle/tickling)

[Kit]

Having tendency towards homosexuality.

Origins unknown but on the first season DVD set of the TV show Wildboyz, the phrase is used in this context repeatedly.

[Mark Zuckerberg]

If you are ticklish, you quickly feel uncomfortable when someone lightly touches your skin to make you laugh.

[Magaret]

Sensitive to being tickled.