to move slowly and quietly so others don't notice
I tried to creep past the sleeping dog without waking it.
私は眠っている犬を起こさないように、こっそりと通り過ぎようとした。
to move close to the ground on hands and knees
The baby learned to creep across the floor.
赤ちゃんは床を這って移動することを覚えた。
to move or change very slowly
The fog began to creep over the city as night fell.
夜が更けるにつれて、霧が都市にゆっくりと広がり始めた。
to grow along surfaces like walls or ground
The ivy started to creep up the side of the house.
ツタが家の側面を這い登り始めた。
to be overly nice to someone important to get favors
Don't creep to the teacher just to get better grades.
良い成績を得るためだけに先生に媚びへつらうな。
an unpleasant or annoying person
That guy is such a creep - he always stares at people.
あの男は本当に気持ち悪い奴だ——いつも人をじっと見つめる。
someone who is not sincere but acts nice to get approval
He's a real creep who only helps when the boss is watching.
彼は上司が見ているときだけ手伝う、本当のごますり屋だ。
slow, gradual increase beyond what was planned
We noticed a creep in project costs that wasn't in the budget.
予算に含まれていなかったプロジェクト費用の徐々な増加に気づいた。